GeeLii Cobalt-Containing Twist Drill Bit Set, Stainless Steel Metal Drilling Impact Drill Bits 4.2mm 10-Piece Set 56209

Product Specifications

Sharp carbide cutting edges with precision grinding for smooth and effortless drilling

Double-helix flute design for efficient chip removal and smooth hole cutting

Fully ground and rust-resistant drill body surface to prevent chip accumulation

High durability with fire-forged high-speed steel and carbide tips for enhanced cutting efficiency

Compatible with 99% of drilling machines including electric drills, cordless drills, impact drills, bench drills, and magnetic drills

Convenient storage and easy handling

Suitable for drilling various materials such as iron, wood, copper, aluminum, hard stone, granite, marble, ceramic tiles, glass, hardwood, softwood, and plastic

Ideal for both household and industrial use