3pcs 3/16-1/2 1/4-3/4 1/8-1/2 HSS Titanium Inch Hex Shank Step Drill Bits

€ 10,99

Description: 3pcs 3/16-1/2 1/4-3/4 1/8-1/2 HSS Titanium Inch Hex Shank Step Drill Bits Specification: Material HSS 4241 Shank 1/4" Hexagonal shank& 3/8" Round Shank Surface treatment titanium Tools pistol drill, bench drill. Type Size 3/16-1/2'' 3/16''(4.76mm), 1/4''(6.35mm), 5/16''(7.94mm), 3/8''(10.35mm), 7/16''(11.11mm), 1/2''(12.7mm) 1/4-3/4'' 1/4''(6.35mm) 5/16''(7.94mm), 3/8''(10.35mm), 7/16''(11.11mm),1/2''(12.7mm), 9/16''(14.28mm), 5/8''(15.88mm), 11/16''(17.46mm), 3/4''(19.05mm) 1/8-1/2'' 1/8''(3.18mm), 5/32''(3.97mm), 3/16''(4.76mm), 7/32'',(5.56mm), 1/4''(6.35mm),9/32''(7.14mm), 5/16''(7.94mm), 11/32''(8.73mm), 3/8''(9.53mm),13/32''(10.32mm),7/16''(11.11mm),15/32''(11.91mm),1/2''(12.7mm) Features: Unique ladder structure, 1/4” Hex shank. Straight grooves. Automatically Deburrs Holes as you Drill. Two-flute design makes faster, smoother cutting. Titanium Nitride Coating for Cooler Running, can effectively extend the service life of the drill bit. Suitable for carbon steel plate, sheet iron, insulation boards, wood. Cannot be used for stainless steel. Doing wel in chamfer, chip removing, archimedean drill, trepanning. Used in the workpiece whose hardness is under 25. Package Included: 3 x Step Drill Bits More Details: Features Material HSS 4241 Shank 1/4" Hexagonal shank& 3/8" Round Shank Surface treatment titanium Tools pistol drill, bench drill.. Type Size 3/16-1/2'' 3/16''(4.76mm), 1/4''(6.35mm), 5/16''(7.94mm), 3/8''(10.35mm), 7/16''(11.11mm), 1/2''(12.7mm) 1/4-3/4'' 1/4''(6.35mm) 5/16''(7.94mm), 3/8''(10.35mm), 7/16''(11.11mm),1/2''(12.7mm), 9/16''(14.28mm), 5/8''(15.88mm), 11/16''(17.46mm), 3/4''(19.05mm) 1/8-1/2'' 1/8''(3.18mm), 5/32''(3.97mm), 3/16''(4.76mm), 7/32'',(5.56mm), 1/4''(6.35mm),9/32''(7.14mm), 5/16''(7.94mm), 11/32''(8.73mm), 3/8''(9.53mm),13/32''(10.32mm),7/16''(11.11mm),15/32''(11.91mm),1/2''(12.7mm)