Greenlee Textron - Greenlee 645-1 1" Hole Cutter, Carbide-Tipped, 3/8" Shank

Quick Change Carbide Tipped Hole Cutter 1" (25.4 mm). Cuts stainless steel quickly and easily. Quick Change arbor allows you to change cutter heads with a simple push and a turn. Use the same arbor for different size cutting heads. Removable cutter heads available in sizes from 5/8" through 3". Flange stop prevents over-drilling. Ejector spring on all sizes above 3/4" makes removal of slug easier. Replaceable, cobalt-steel pilot drill with split-point tip to prevent walking. Precision carbide teeth for optimum performance and durability. Minimum chuck size of 3/8". Features: Switch quickly between cutter sizes without re-chucking, with a simple push and turn connection; Split-Point Cobalt Steel Pilot Drill with step design . for fast, accurate cutting with less force; Tungsten Carbide Teeth . optimized design for fast, easy cutting and maximum life in stainless steel . no oil required; Flange Stop . eliminates over-drilling; Slug Ejector Spring . quick, easy slug removal; Cuts round, burr-free holes - Application: Stainless steel, mild steel, aluminum, copper, brass, fiberglass and plastics