4-1/2" Diameter 30-Tooth Aluminum Miller Blade

For back gouging aluminum when welding

Leaves a clean "u" shaped channel.

Used for milling, clean up and grooving of aluminum welds and cutting out welding tacks.

Used mainly in the marine industry in a hand held grinder.  

These are custom made by skookum tools to industry specifications. Can be sharpened many times.

4-1/2" diameter

7/8" arbour hole

30 carbide teeth

Triple chip ground

3. 9mm kerf thickness (. 156" width)

Body. 136" thick

Back gouging is the removal of weld and base metal by arc gouging or grinding from the other side of a partially welded joint to assure complete fusion and penetration upon subsequent welding from that side.

Other names this tool is known by are:

the skookum, meat axe, meat eater, lethal, miller, back groover, aluminum groover, back gouger, aluminum gouger.

4-1/2x30t aluminum miller blade part # sk4-1/2-30tcg