It can work with standard chucks of 9mm diameter. Small tip includes clearance hole for screw shank, Large diameter creates flat-bottomed hole.
This step drill bit is mainly designed for hole drilling, hole opening in wood, made of strong hardness metal, surface treated, -proof, wear-, long durability.
This drill bit adopt spiral design, easy to drill in, high efficiency pocket-hole drill kit, locator bit ideal for woodworking drilling.
This drilling bit is suitable for hole drilling for furniture making, wood processing, frame connection, various application as you can image.
Recommended for use with corded high-rpm drills, for use with pocket hole guides, oblique hole drill, rotary drill, etc.
Description
Specification:
Big head diameter: 9mm
Small head diameter: 4.2mm
Purpose: used for drilling wood
Package list:
1 * bit
1 * small wrench
1 * location ring
.