Challenge Paper Drill Bit 3/8" (9.5mm) Diameter x 2 1/2" PTFE Coated

Challenge Paper Drill Bit 3/8" (9.5mm) Diameter x 2 1/2" PTFE Coated

Challenge Paper Drill Bit 3/8" (9.5mm) x 2 1/2" Drilled Bit: 3/8" (9.5mm) Diameter x 2 1/2" & Weight: 2oz CHT stands for chemicals, heat and time. These drill bits are coated in PTFE to prevent buildup and increases the life of the bit. Works great for coated stocks. CHT: PTFE coated “CHT” bits last longer and run cooler. They cut through tag board, recycled papers and heavy coated stocks without gumming up. Drill Bit For Challenge - Diameter: 3/8" Length: 2 1/2" - CHT stands for chemicals, heat and time. These drill bits are coated in PTFE to prevent buildup and increases the life of the bit. Works great for coated stocks. - CHT: PTFE coated “CHT” bits last longer and run cooler. They cut through tag board, recycled papers and heavy coated stocks without gumming up.