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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High performance flap disc for reliable everyday grinding, blending and finishing tasks on steel and..
$7.32CAD $6.23CAD
High performance flap disc for reliable everyday grinding, blending and finishing tasks on steel and..
$7.32CAD $6.23CAD
High performance flap disc for reliable everyday grinding, blending and finishing tasks on steel and..
$7.32CAD $6.23CAD
High performance flap disc for reliable everyday grinding, blending and finishing tasks on steel and..
$7.32CAD $6.23CAD
High performance flap disc for reliable everyday grinding, blending and finishing tasks on steel and..
$7.32CAD $6.23CAD
Razor-Ace Flap Discs are specially designed for working with aluminum and non-ferrous metals such as..
$13.54CAD $11.51CAD
Razor-Ace Flap Discs are specially designed for working with aluminum and non-ferrous metals such as..
$13.10CAD $11.14CAD
Ultra high-performance and unique curved-edge flap disc ideal for grinding and finishing fillet weld..
$19.78CAD $16.82CAD
Ultra high-performance and unique curved-edge flap disc ideal for grinding and finishing fillet weld..
$19.78CAD $16.82CAD
Ultra high-performance and unique curved-edge flap disc ideal for grinding and finishing fillet weld..
$19.78CAD $16.82CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$17.00CAD $14.45CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$17.00CAD $14.45CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$17.00CAD $14.45CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$17.00CAD $14.45CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$10.48CAD $8.91CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$10.48CAD $8.91CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$10.48CAD $8.91CAD
Ultra high-performance ceramic grain flap disc for quick and aggressive grinding with very high stoc..
$10.48CAD $8.91CAD
A unique perspective for grinding and finishing! Thanks to three cut-out sections the Razor-Visio..
$16.40CAD $13.94CAD
A unique perspective for grinding and finishing! Thanks to three cut-out sections the Razor-Visio..
$16.40CAD $13.94CAD
A unique perspective for grinding and finishing! Thanks to three cut-out sections the Razor-Visio..
$16.40CAD $13.94CAD
Double the performance! Patented, unique and exclusive to Platinum North America Twin-Flap Discs ..
$45.98CAD $39.09CAD
Double the performance! Patented, unique and exclusive to Platinum North America Twin-Flap Discs ..
$33.32CAD $28.33CAD
4-1/2", Flap, Discs
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