SILATU Step Drill Bit - 1/4” to 1-3/8” Step Drill Bits for Metal, High Speed Steel Black Coated Stepping Bit, Unibit Ten-Flute Step Drill Bit Sizes for Wood, Metal, Plastic, Multiple Hole,Gold Save 2.00$ 3.99$
Chargenyang 3 Pcs Straight Grooved Step Drill Bit Set, High Step Steel Titanium Drill Bits Set Power Tools 4-12/4-20/4-32mm Hex Shank Drive, HSS Cut Tool Set for Metal Wood Steel DIY Plastic 14.99$
NEIKO PRO 10230B Silver and Deming Drill-Bit Set, Drill Press Bit, High-Speed Steel, 1/2-Inch-Diameter Shank, 8-Piece Set, 9/16-Inch to 1-Inch Sizes Save 31.01$ 59.99$
QWORK 5 Pcs Set (6, 6, 8, 10, 12mm) Multi-Material Drill Bit Set for Tile,Concrete, Brick, Glass, Plastic and Wood Tungsten Carbide Tip Best for Wall Mirror and Ceramic Tile on Concrete and Brick Wall 11.91$