Metric HSS-Co5 (Cobalt) 1/2” Reduced Shank Step Tip Drill 13.5mm HSS-Co5 (Cobalt) 1/2” Reduced Shank Step Tip Drill:19.0mm HSS-Co5 (Cobalt) 1/2” Reduced Shank Step Tip Drill Centre drills are also used

Centre drills are also used extensively with milling machines to accurately start holes

Drill diameter 3

Precision ground and honed to an ultra-sharp edge

Drill diameter 4

Metric HSS-Co5 (Cobalt) 1/2” Reduced Shank Step Tip Drill 13.5mm HSS-Co5 (Cobalt) 1/2” Reduced Shank Step Tip Drill:19.0mm HSS-Co5 (Cobalt) 1/2” Reduced Shank Step Tip Drill Centre drills are also usedBordo Metric Cobalt Tough HSS Co5 Step Tip Extreme Performance Reduced Shank Drill. Super fast drilling in ferrous & non ferrous metals and all timbers. Step Tip negates the need for a pilot drill in metals and provides extreme drilling speeds in ferrous and non ferrous metals & all timbers. Flatted shank ensures no chuck slip maximising torque transfer for fast drilling. Cobalt HSS Twist drills are extremely hard and provide superior performance and