High performance 7/16" Hex Hole Saw Arbor with Pilot drill bit

7/16" Hex Hole Saw Arbor with Pilot drill bit fixed bimetal hole saw from 35mm to 210mm Quick Detail: 1. HSS material 4341 for cutting metals with diameter 6.35mm Applications: Can be used in bimetal hole saw to cut stainless steel and other materials pipe, nail-embedded wood, hard wood floors, plywood and plastics Specifications: 7/16" Hex Arbor Drill bit size: 6.35x75mm Packing : color box or double blister Competitive Advantage: Our factory has big scale and short