Tools that use abrasive material for cutting, usually leave behind bits of dust and metal that need to be cleaned up. If not cleaned, the dust can contaminate a weld.

The Milwaukee M12 Fuel 3-inch 12V Brushless Cut Off Tool with 4Ah Battery, Charger, Carbide Abrasive Blade, Diamond Tile Blade, & Tool Bag $280 You'll save $80.

It is soft enough to be cut by manual tools, yet its precision parts like those in aerospace require precise CNC machining. Soft, lightweight, and virtually maintenance-free, that''s aluminum - a ...