, High Speed Steel, TiN, 7/8 in to 1 1/8 in Size Range, Straight with Three Flats, 3/8 in Shank Diameter, 2 9/16 in Overall Length.Step Drill,TIN,Size 8,7/8 In.
Tube and Sheet Drill, High Speed Steel, Bright (Uncoated), 13/64 in to 7/8 in Size Range, Straight with Three Flats, 8 mm Shank Hex Size, 8 mm Shank Diameter, 79 mm Overall Length, Maximum Drilling Depth 3/16 in.
Step Drill Bit, High Speed Steel, Bright (Uncoated), 1/2 in to 1 in Size Range, Hex, 3/8 in Shank Diameter, 3 1/4 in Overall Length, Maximum Drilling Depth 3 1/4 in.
Step Drill Bit, High Speed Steel, Black Oxide, 1/8 in to 1/2 in Size Range, Hex, 1/4 in Shank Hex Size, 3 3/16 in Overall Length, Maximum Drilling Depth 1/8 in.
Step Drill Bit, Cobalt Alloy Steel, Black Oxide, 1/8 in to 1/2 in Size Range, Hex, 1/4 in Shank Hex Size, 3 3/16 in Overall Length, Maximum Drilling Depth 1/8 in.
Step Drill, High Speed Steel, Bright (Uncoated), 3/16 in to 1/2 in Size Range, Hex, 1/4 in Shank Hex Size, 1/4 in Shank Diameter, 3 1/8 in Overall Length, Maximum Drilling Depth 9/32 in, 3/8 in.
. Spiral Flute Design allows for a faster, freer, and smoother cutting action.Drillco’s multi-step drills are designed for all sheet metals up to 5/32” thick. Creates clean, round, burr free holes in multiple sizes with just one tool! 3PC STEP DRILL SET TIN - #1, #2, #3 TiN Coating adds a protective layer that deflects heat, leading to longer tool life.