When every second counts, you don't want to waste minutes changing cutter sizes. So we made it a whole lot faster and easier. Our Kwik Change™ stainless steel hole cutters lock or release instantly with a simple push and turn. No tools. No loose nuts. Just pure, productivity boosting simplicity in 22 hole sizes up to 3 in diameter.

Greenlee® Hole Cutter, Quick-Change, Series: 645, 1-1/8 in Diameter, 8 ga Cutting Depth, 3/8 in Arbor, 1/4 x 2-1/2 in Drill, Tungsten Carbide Tip Cutting Edge, Teeth Cutting Edge, 3/8 in Chuck, 3/8 in Shank, Use Arbor: 645-011, Applicable Materials: Aluminum, Copper, Brass, Fiberglass, Mild Steel, Plastics and Stainless Steel

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_645-2-3_8_Catalog.pdf https://www.iesbuy.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_645-2-3_8_Catalog.pdf
• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_5693_Datasheet.pdf https://www.iesbuy.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_5693_Datasheet.pdf

• 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 metal cutting with less force
• Flange Stop - eliminates over-drilling
• Slug Ejector Spring - quick, easy slug removal
• This metal cutter tool produces round, burr-free holes