1Pcs 10-45mm Large Size HSS Titanium Coated Cone Step Drill Bit Hole Cutter Taper Point Drill Bit

Description

Made with high quality steel 4241 for longer life Take the guessing out of drilling by supplying the proper depth for you Suit for use in hardness under 25. Such as wood plastic steel Two flute design for smoother cutting .Saves time without changing drill bits Step Sizes: 10 mm,15 mm, 20 mm, 25 mm, 30 mm, 35 mm, 40 mm, 45mm. Features: stepped drill bit Handle:Triangle round handle Specifications: Material:HSS4241(Suit for use in hardness under 25) Surface treatment: titanium,Surface treatment: titanium,Titanium coated to reduce friction and run cooler 8 step:10,15,20,25,30,35,40,45MM Package Included: 1pcs stepped drill bit