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4-1/2" Flap Discs

4-1/2” Diameter flap discs, sandpaper for grinders, mop discs

All names for these discs designed for use on 4-1/2” angle grinders. A wide assortment of discs for use primarily on steel & stainless steel.

Material Details
SMT624 Our most popular and recommended disc. Works very well on Steel & Stainless Steel. 12° Convex angle.
SMT626 Similar to the SMT624. Works very well on both Steel & Stainless Steel. 6° Convex angle.
SMT628 Similar to the SMT624. Especially suitable for surface grinding of Steel & Stainless Steel. 0° Flat angle.
SMT636 Designed specifically for Stainless Steel. Suitable for use on edges and surfaces. 6° Convex angle.
SMT314 Excellent price-performance when used on non-alloyed Steels, Aluminum & Wood. 12° Convex angle.
SMT324 Excellent for edges and surface work on Steel & Stainless Steel even under low grinding pressure. 12° Convex angle.
SMT325 Very similar to the SMT324. Instead of a glass fibre backing plate, the SMT325 has a plastic one. 12° Convex angle.
SMT924 Very aggressive performance for work on Steel & Stainless steel edges. Ceramic A/O grain. 12° Convex angle.
SMT925 Strong and aggressive disc used for Steel & Stainless Steel. Plastic backing plate instead of glass-fibre. 12° Convex angle.
SMT926 Maximum service life. Especially suitable for rough work on Steel & Stainless Steel. 6° Convex angle.
SMT996 Works very well on Stainless Steel. Ceramic A/O grain with multibond coating provides cool grinding. 6° Convex angle.
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 120 Grit Klingspor 322769
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 120 Grit Klingspor 322769
SMT 624 Supra Abrasive Mop Discs – for stainless steel, steel   SMT 624 Supra - abrasive mop d..
$10.73CAD $4.95CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 60 Grit Klingspor 322767
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 60 Grit Klingspor 322767
SMT 624 Supra Abrasive Mop Discs – for stainless steel, steel   SMT 624 Supra - abrasive mop d..
$10.73CAD $7.51CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 80 Grit Klingspor 322768 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 80 Grit Klingspor 322768
SMT 624 Supra Abrasive Mop Discs – for stainless steel, steel   SMT 624 Supra - abrasive mop d..
$10.73CAD $7.51CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT924 40 Grit Klingspor 322862 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT924 Ceramic 40 Grit Klingspor 322862
SMT 924 Special Abrasive Mop Disc – for stainless steel and steel   The SMT 924 Special abrasi..
$15.78CAD $6.95CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT924 60 Grit Klingspor 322863 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT924 Ceramic 60 Grit Klingspor 322863
SMT 924 Special Abrasive Mop Disc – for stainless steel and steel   The SMT 924 Special abrasi..
$15.78CAD $6.95CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT924 80 Grit Klingspor 322864 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT924 Ceramic 80 Grit Klingspor 322864
SMT 924 Special Abrasive Mop Disc – for stainless steel and steel   The SMT 924 Special abrasi..
$15.78CAD $6.95CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 80 Grit (Flat) Klingspor 321677
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 80 Grit (Flat) Klingspor 321677
SMT925 Flap Disc – for powerful angle grinders   The flap disc SMT 925 Special stands out with..
$13.90CAD $6.50CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 120 Grit Klingspor 322813 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 120 Grit Klingspor 322813
SMT 314 Extra Abrasive Mop Discs – for steel, NF metals   SMT 314 Extra - abrasive mop disc fo..
$11.25CAD $7.88CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 40 Grit Klingspor 322809 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 40 Grit Klingspor 322809
SMT 314 Extra Abrasive Mop Discs – for steel, NF metals   SMT 314 Extra - abrasive mop disc fo..
$11.25CAD $7.88CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 60 Grit Klingspor 322811 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 60 Grit Klingspor 322811
SMT 314 Extra Abrasive Mop Discs – for steel, NF metals   SMT 314 Extra - abrasive mop disc fo..
$11.25CAD $7.88CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 80 Grit Klingspor 322812 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT314 80 Grit Klingspor 322812
SMT 314 Extra Abrasive Mop Discs – for steel, NF metals   SMT 314 Extra - abrasive mop disc fo..
$11.25CAD $7.88CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 40 Grit (Flat) Klingspor 321645
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 40 Grit (Flat) Klingspor 321645
SMT 324 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 324 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 40 Grit Klingspor 321509
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 40 Grit Klingspor 321509
SMT 324 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 324 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 60 Grit (Flat) Klingspor 321647
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 60 Grit (Flat) Klingspor 321647
SMT 324 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 324 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 60 Grit Klingspor 321511
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 60 Grit Klingspor 321511
SMT 324 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 324 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 80 Grit (Flat) Klingspor 321649
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 80 Grit (Flat) Klingspor 321649
SMT 324 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 324 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 80 Grit Klingspor 321513
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT324 80 Grit Klingspor 321513
SMT 324 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 324 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 40 Grit (Flat) Klingspor 321653
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 40 Grit (Flat) Klingspor 321653
SMT 325 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 325 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 40 Grit Klingspor 321659
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 40 Grit Klingspor 321659
SMT 325 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 325 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 60 Grit (Flat) Klingspor 321655
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 60 Grit (Flat) Klingspor 321655
SMT 325 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 325 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 60 Grit Klingspor 321661
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 60 Grit Klingspor 321661
SMT 325 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 325 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 80 Grit (Flat) Klingspor 321657
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 80 Grit (Flat) Klingspor 321657
SMT 325 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 325 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 80 Grit Klingspor 321663
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT325 80 Grit Klingspor 321663
SMT 325 Extra Abrasive Mop Discs – for stainless steel, steel   SMT 325 Extra - abrasive mop d..
$9.00CAD $6.30CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 36 Grit Klingspor 322764
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 36 Grit Klingspor 322764
SMT 624 Supra Abrasive Mop Discs – for stainless steel, steel   SMT 624 Supra - abrasive mop d..
$10.73CAD $7.51CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 40 Grit Klingspor 322765
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 40 Grit Klingspor 322765
SMT 624 Supra Abrasive Mop Discs – for stainless steel, steel   SMT 624 Supra - abrasive mop d..
$10.73CAD $7.51CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 50 Grit Klingspor 322766
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT624 50 Grit Klingspor 322766
SMT 624 Supra Abrasive Mop Discs – for stainless steel, steel   SMT 624 Supra - abrasive mop d..
$10.73CAD $7.51CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT626 40 Grit Klingspor 321689 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT626 40 Grit Klingspor 321689
SMT 626 Supra Abrasive Mop Discs – for stainless steel, steel   Abrasive mop disc SMT 626 Supr..
$12.00CAD $8.40CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT626 60 Grit Klingspor 321694 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT626 60 Grit Klingspor 321694
SMT 626 Supra Abrasive Mop Discs – for stainless steel, steel   Abrasive mop disc SMT 626 Supr..
$12.00CAD $8.40CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT626 80 Grit Klingspor 321697 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT626 80 Grit Klingspor 321697
SMT 626 Supra Abrasive Mop Discs – for stainless steel, steel   Abrasive mop disc SMT 626 Supr..
$12.00CAD $8.40CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT628 40 Grit Klingspor 322790 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT628 40 Grit Klingspor 322790
SMT 628 Supra Abrasive Mop Disc – for stainless steel and steel   The flap disc SMT 628 Supra ..
$11.58CAD $8.11CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT628 60 Grit Klingspor 322792 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT628 60 Grit Klingspor 322792
SMT 628 Supra Abrasive Mop Disc – for stainless steel and steel   The flap disc SMT 628 Supra ..
$11.58CAD $8.11CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT628 80 Grit Klingspor 322793 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT628 80 Grit Klingspor 322793
SMT 628 Supra Abrasive Mop Disc – for stainless steel and steel   The flap disc SMT 628 Supra ..
$11.58CAD $8.11CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT636 40 Grit Klingspor 322826 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT636 40 Grit Klingspor 322826
SMT 636 Supra Abrasive Mop Disc – for stainless steel processing   Available with a flat and a..
$15.75CAD $11.03CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT636 60 Grit Klingspor 322827 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT636 60 Grit Klingspor 322827
SMT 636 Supra Abrasive Mop Disc – for stainless steel processing   Available with a flat and a..
$15.75CAD $11.03CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT636 80 Grit Klingspor 322828 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT636 80 Grit Klingspor 322828
SMT 636 Supra Abrasive Mop Disc – for stainless steel processing   Available with a flat and a..
$15.75CAD $11.03CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 40 Grit (Flat) Klingspor 321670
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 40 Grit (Flat) Klingspor 321670
SMT925 Flap Disc – for powerful angle grinders   The flap disc SMT 925 Special stands out with..
$13.90CAD $9.73CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 40 Grit Klingspor 321714
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 40 Grit Klingspor 321714
SMT925 Flap Disc – for powerful angle grinders   The flap disc SMT 925 Special stands out with..
$13.90CAD $9.73CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 60 Grit (Flat) Klingspor 321674
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 60 Grit (Flat) Klingspor 321674
SMT925 Flap Disc – for powerful angle grinders   The flap disc SMT 925 Special stands out with..
$13.90CAD $9.73CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 60 Grit Klingspor 321715
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 60 Grit Klingspor 321715
SMT925 Flap Disc – for powerful angle grinders   The flap disc SMT 925 Special stands out with..
$13.90CAD $9.73CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 80 Grit Klingspor 321716
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT925 80 Grit Klingspor 321716
SMT925 Flap Disc – for powerful angle grinders   The flap disc SMT 925 Special stands out with..
$13.90CAD $9.73CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT926 40 Grit Klingspor 321703 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT926 40 Grit Klingspor 321703
SMT 926 Special Abrasive Mop Disc – for stainless steel and steel   The SMT 926 Special distin..
$15.00CAD $10.50CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT926 60 Grit Klingspor 321706 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT926 60 Grit Klingspor 321706
SMT 926 Special Abrasive Mop Disc – for stainless steel and steel   The SMT 926 Special distin..
$15.00CAD $10.50CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT926 80 Grit Klingspor 321708 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT926 80 Grit Klingspor 321708
SMT 926 Special Abrasive Mop Disc – for stainless steel and steel   The SMT 926 Special distin..
$15.00CAD $10.50CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT996 40 Grit Klingspor 322849 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT996 40 Grit Klingspor 322849
SMT 996 Special Abrasive Mop Discs – for stainless steel   High aggression – Klingspor SMT 996..
$16.60CAD $11.62CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT996 60 Grit Klingspor 322850 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT996 60 Grit Klingspor 322850
SMT 996 Special Abrasive Mop Discs – for stainless steel   High aggression – Klingspor SMT 996..
$16.60CAD $11.62CAD
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT996 80 Grit Klingspor 322851 4-1/2" Flap Discs
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Flap Disc 4-1/2" Diameter 7/8" Arbour Hole SMT996 80 Grit Klingspor 322851
SMT 996 Special Abrasive Mop Discs – for stainless steel   High aggression – Klingspor SMT 996..
$16.60CAD $11.62CAD
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