Square Hole Mortise Chisel Drill Bit Tools 1/4', 5/16', 3/8', 1/2', 9/16', 5/8'（6.4mm,8mm,9.5mm,12.7mm,14mm,16mm for Precise Square Hole Drilling
$28.99
$28.99
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12
.99
$12.99
About this item
- Precision & Versatility – Includes six chisel drill bits 1/4", 5/16", 3/8", 1/2", 9/16", 5/8"（6.4mm,8mm,9.5mm,12.7mm,14mm,16mm) for creating clean, accurate square holes in a variety of woodworking projects.
- Efficient Chip Removal – The U-shaped long chip flute design ensures smooth sawdust removal, improving drilling efficiency and accuracy.
- Time-Saving Efficiency – Reduces manual labor and speeds up construction, installation, renovation, and woodworking projects, saving valuable time and effort.
- Premium Materials for Durability – Forged from 45# Carbon Steel for a sharp, long-lasting cutting edge.
- Wide Woodworking Applications – Ideal for drilling square holes in wood materials like particleboard, basswood, and pine. (Not suitable for metal, glass, concrete, or drywall.)
