Top Notch Hex Shank Forstner Bit Drills Immaculate Half Dollar Coin Mounting Holes In Hardwood With Sure Grip And Butter Smooth Precision Carving For Dedicated Collectors And Killer Woodworking Builds
✔️ Premium Hex Shank 3 1/2 Long 30.6mm Diameter Steel
This single premium steel Forstner drill bit specializes in cutting exact 30.6 millimeter openings for half dollar coin displays. It features a sharp outer spur that peels wood fibers cleanly without splintering dense hardwoods. Woodworkers and hobbyists rely on this handy tool to mount coins securely in frames, cabinets, and display panels.
✅ Cutting Diameter measures 1-13/64 inch (30.6 mm) for accurate coin sizing✅ Overall Length runs 3-1/2 inch (89 mm) to handle thick wooden boards
✅ Exclusive No-Slip 3/8 inch (10 mm) hex shank locks firmly in standard drills
✅ Item 9274H features hardened steel body with self-centering flat nose point
💡 How does a hex shank Forstner bit improve accuracy when drilling coin mounts?
A dedicated rotary cutter reduces wobble and keeps the cut centered on hard grain.
- Handy slip-free grip transfers motor torque directly into the wood without chatter
- Flat bottom profile creates a flush seating surface for half dollar coin backings
- High-speed steel composition cuts through maple and oak without needing coolant