Square Drill Bit
This Square Hole Drill can not be used on an electric drill, drill square holes need to fit a square hole drill drilling (mortise and tenon machine) to use. Squareness of slots is a headache most of the time, using more than one tool to do it. But with this Drill Bit Tool, you can do it in one pass.
Our Professional Wood Drill Bit, suitable for construction, decoration, wood joinings and etc. HSS hardened steel and heat-treated HRC 48~50. Square Drill Bit durable and easy to use.
- Holder diameter: 19mm (circular shank)
- Drilling core length: 200mm
- 4 Pcs (12.7mm (1/2″) – 10mm (3/8″) – 8mm (5/16″) – 6mm (1/4″))
- 6 Pcs (16mm (5/8″) – 14mm (9/16″) – 12.7mm (1/2″) – 10mm (3/8″) – 8mm (5/16″) – 6mm (1/4″))
- 4 or 6 pcs Square Hole Drill Bit (Choosable).