UniborCobalt Annular Cutter M42 Mag Drill Bit - Ideal for Harder Steal, Stainless Steel, Brass, Aluminium and Plastic | Size 1/2" X 1" with Pilot Pin

Unibor Cobalt Annular Cutter M42 Mag Drill Bit - Ideal for Harder Steal, Stainless Steel, Brass, Aluminium and Plastic | Size 1/2" X 1" with Pilot Pin

SALI Annular Cutter Diameter 1/2 Inch with Weldon Shank 3/4" (with 2 Flats) Cutting Depth 1" Mag Drill Bit for Magnetic Drill Press HSS Fully Ground Drill with One 1/4"*3" Pilot Pin

S&F STEAD & FAST - Annular Cutter, 1/2-inch Diameter x 1-inch Depth of Cut for Magnetic Drill Press, Mag Drill Bits with Pilot Pin