Hole MakingFamily: DST-I1 Deep Single Tube Counterborer without a Through Hole, Internal Single Start Thread and a Brazed Tip Designation: DST-I1 16.51-17.25 NOM 0
NOM 0 refers to non-coated drill head, NOM 2 refers to coated drill head.
The drill tip is supplied in a grade that is suitable to machine the material group which is indicated in the drill head designation: P-Steel M-Stainless Steel K-Cast Iron. For quotation form and user guide click on "More Info".