Cut clean, bur free holes., Made in USA , 34Diameter Shank , EJECTOR pin included , M2 high speed steel Annular Cutters - Quality Industrial Safety Jancy SLUGGER Annular Cutter 7/16 X 2 Jancy Slugger By Fein HSS Annular Cutter With Pilot Pin For M2 High Speed Steel Cutter Overview 63134381042, Fein Slugger SL143, 1-7/16 x 2 HSS Nova Annular Cutter with centering pin The Jancy Slugger uncoated, high-speed steel annular cutter with 2 depth and a 3/4 annular cutter shank is used to create through holes as deep as 2 in a range of materials, with best performance in mild steel and structural steel Cutters are made to cut cleanly through steel with positive slug ejection. Slugger (Jancy) Annular Cutters Using a unique patented geometry and high quality steel will exceed competitors capabilities in durability by 65 percent and in speed of cut by 35 percent .