5 PCS / Set Woodworking Hole Opener Hinge Stone Cream Board Wood Take-Hole Door Window With Collar Woodworking Flat Drill Bit(Plastic Box)

1. Material: cemented carbide
2. Outer blade angle: 45 degrees
3. Scope of application: perforating wood such as gypsum board, door and window hinges, etc.
4. Features: diverse specifications, wide applicability, high hardness, wear resistance
5. Weight: about 527g/set
6. Size: length is about 8.5 cm/piece, shank diameter is 6.35/8mm
7. Packing list:
- 15mmx1
- 20mmx1
- 25mmx1
- 30mmx1
- 35mmx1