8-Piece Wood Drill Bit Set, Professional Automatic Feed Twist Drill Bits 10mm/12mm/14mm/16mm/18mm/20mm/22mm/25mm with 1/4 inch Hex Shank

Premium Wood Drill Bit - Made of high-carbon steel with a cutting hardness of at least 50 HRC, providing reliable performance for woodworking projects.

Superior Performance - Four-flute design for faster drilling and chip removal, with a self-feeding pilot tip for quick and accurate hole cutting in wood.

Application: The 1/4-inch hex shank fits both electric and bench drills, allowing for quick bit changes and preventing slippage.

Works on Most Wood Materials - Worm-drive drill bit for professional machining of softwood, hardwood, MDF, wood, plywood, plastics, and other woods.