IRWIN Unibit1T Shank Step Drill Bit, Titanium Nitride Coated, 1/8" to 1/2" by 1/4" (15101) Hand Tools Use for hard to reach

Use for hard to reach fasteners | Slide button design for the sure retention of accessories | Nickel chrome high polish finish for long tool life | Heat treated drop forged alloy steel for strengthEXT STD 3/8DR 12

yet the right amount of flexibility

and ease of use

the Model-T valve spring lifter

IRWIN Unibit1T Shank Step Drill Bit, Titanium Nitride Coated, 1/8" to 1/2" by 1/4" (15101) Hand Tools Use for hard to reachIdeal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates Single flute cutting edge for greater control through steps 3 faltted shank prevents slipping in drill chuck New speedpoint tip penetrates faster than previous unibits and prevents walkingAmazon. ca Product Description Step Drill Bit, Material HSS, Titanium Nitride Coated Finish, Number of Hole Sizes 13, Shank Size 1 4 In., Step