Bearing Steel Square Hole Drill Bit Chisel Drill Bit Set Woodworking Machine Hole Saw Drilling Hand Tools Woodworking Accessories (4pcs) - Ahlsen

Overall heat treatment - overall heat treatment, high hardness, long service life - U-shaped groove, easy to discharge wood chips, improve drilling efficiency -The power is in one plane and is effectively protected, which can avoid the situation of premature bursting Durable universal shank type - universal shank type, the drill shank has a round design and the clamping is more stable < p>Strong applicability - wide application, suitable for square hole drills and square tenon machines Features: 1. Overall heat treatment, high hardness and long service life. 2. U-shaped chip flute, easy to discharge wood chips and improve drilling efficiency. 3. The power part is in one plane and is effectively protected, which can avoid the situation of premature bursting. 4. Universal shank type, the drill shank has a round design and the clamping is more stable. 5. Wide range of applications, suitable for square hole drilling and square tenon machines. Specifications: Item Type: Square Hole Drill