The Amtech 3 piece high-speed steel step drill bit set includes 1 x 13 step bit (1/8"-1/2"), 1 x 9 step bit (1/4"-3/4"), 1 x 6 step bit (3/16"-1/2") and a 1/4" quick-change hex shank which can be used in any drill or drill press.
Drop forged, high speed steel with titanium coating provides faster, smoother and cleaner cuts. Ideal for aluminium, brass, copper and mild and steel and also comes with a storage pouch.
