Made of high speed steel, heat treated and tempered for maximum strength
Shank is 1/2"
Heat treated and tempered for maximum strength
Requires no center punch to start drilling
Automatically deburrs drilled hole
وصف
HHIP 1/4-1-3/8" TiN coated high speed steel step drill with 10 steps. Step depth is 1/8". Shank is 1/2". Heat treated and tempered for maximum strength. Requires no center punch to start drilling. Automatically deburrs drilled hole.