







🔩 Drill Like a Pro, Build Like a Boss!
The QISF 4Pcs Woodworking Square Hole Drill Bits set features high-speed steel bits with heat treatment for superior hardness (HRC48-50). It includes four precision sizes (1/4", 5/16", 3/8", 1/2") compatible with all mortising machines and drill press attachments. Designed to efficiently drill clean square holes in wood, this set reduces labor intensity and speeds up construction, making it an essential upgrade for professional woodworkers and renovation experts.
| Manufacturer | QISF |
| Part Number | NECALON |
| Package Dimensions | 24.5 x 18.2 x 2 cm; 620 g |
| Manufacturer reference | NECALON |
| Finish | High-speed Steel |
| Material | High Speed Steel (HSS) |
| Item Package Quantity | 1 |
| Number of Pieces | 4 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 620 g |
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