Must Have Pro Grade Countersink Drill Bit Set With Quarter Inch Hex Shank For Woodworking Includes 8mm Cutter Diameter Pilot Hole And Chamfer Bits Hex Keys And Replaceable HSS Twist Bits In 2.5 2.8 3.0 3.2 3.5mm
✔️ Includes 5 countersink bits, 5 Allen wrenches, and 5 spare hex screws
This pro grade countersink drill bit set is designed for woodworking projects and cabinetry work. With a 1/4 inch hex shank, it fits most drills for stable, precise countersinking of screw heads to create flush or hidden finishes.
| Pilot Bit Diameter | Recommended Screw Size |
|---|---|
| Softwood 2.5-2.8 mm | #6 |
| Softwood 3.0-3.2 mm | #8 |
| Softwood 3.2-3.5 mm | #10 |
| Hardwood 2.8-3.0 mm | #6 |
| Hardwood 3.2-3.5 mm | #8 |
Key features you get with this pack include a ready-to-go setup for everyday wood projects, whether you are building a cabinet, assembling furniture, or doing hobbyist repairs at home. The 8 mm countersink diameter ensures consistent screw head seating for a clean finish.
✅ 1/4" hex shank fits most drills for quick, stable attachment
✅ HSS pilot bit provides precise hole positioning on wood, plywood, and particle board
✅ Built-in 2-flute countersink blade carves an 8 mm conical seat for screw heads
✅ Adjustable drill length via hex set screw for custom depth and secure lock
✅ Includes 5 countersink bits, 5 Allen wrenches, and 5 spare hex screws
💡 What is a countersink drill bit set used for in woodworking projects?
A handy tool for creating conical seats so heads sit flush with the surface on wood. - Creates a conical pocket for flush screw heads - Works with softwood and hardwood - Includes replaceable bits and hex wrenches for quick setup