Hole Enlarging Drill Bits
Material: Carbon Steel
Color: As shown
Length: 60mm/150mm
Shank: 6.3mm Hexagon Shank
It has a built-in stability lock and high-efficiency spring which clamp the bits firmly for stable drilling without shaking.
The use of Quick-release Hexagon Drill Bit Coupling can eject the bit in one second, which greatly improves efficiency and saves time.
Hex shank can fit power drills chuck, impact drills, electric drills, and hand drills. Used for screwdriver bits, drill bits, batch head, sleeve, and other tools for the conversion and extension.