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SIZE | N.W./kgs | PACKAGE | PACKAGE SIZE/mm |
11.25° | 0.062 | Tube | 20*20*75 |
15° | 0.07 | Tube | 20*20*75 |
22.5° | 0.084 | Tube | 25*25*75 |
30° | 0.114 | Tube | 35*35*80 |
45° | 0.107 | Tube | 40*40*80 |
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Unlock the full potential of your woodworking projects with the LAIWEI Multi-Angle Carbide Chamfer Bit Series. Engineered for professional carpenters and furniture makers, these bits are designed to create precise bevels, decorative edges, and complex polygon joinery across solid wood, MDF, plywood, and laminates.
Unlike standard bits that offer only one angle, our comprehensive range (11.25°, 15°, 22.5°, 30°, 45°) allows you to tackle everything from simple edge softening to constructing multi-sided coopered columns and boxes. Featuring Industrial-Grade C4 Micrograin Carbide tips, these tools deliver a mirror-like finish with 5x longer lifespan than standard High-Speed Steel (HSS) equivalents.
Available in multiple shank options (1/4", 8mm, 12mm, 1/2"), these bits are compatible with all major handheld routers, table-mounted routers, and CNC machines.
Parameter | Details |
Material | Carbide-tipped (C4 grade micrograin carbide) with TiCN anti-corrosion coating |
Chamfer Angles | 15°, 30°, 45°, 120° (each angle optimized for specific depth-to-width ratios) |
Cutting Depth | Up to 1/2" (varies by angle: 15°=0.125", 30°=0.25", 45°=0.375", 120°=0.5") |
Shank Diameter | 1/2" (compatible with industrial routers and router tables) |
Max RPM | 22,000 (statically balanced for vibration-free operation) |
Bearing Diameter | 5/8" shielded ball bearing with precision-ground raceways |
Multi-Angle Flexibility: Four distinct angles cover diverse needs—15° for subtle decorative edges, 30° for moderate bevels, 45° for general woodworking, and 120° for hexagonal/octagonal structures.
Industrial-Grade Durability: C4 carbide tips resist wear in abrasive materials like plywood and particleboard, maintaining sharpness through extended use in production environments.
Precision Grinding: Achieves tolerances of ±0.005" across all angles, ensuring consistent results when matching chamfers across multiple workpieces.
Anti-Corrosion Coating: Titanium carbonitride (TiCN) layer protects against moisture, rust, and chemical exposure in humid workshop environments, extending storage life.
Easy Depth Adjustment: Ball-bearing guide simplifies setup by riding along the workpiece edge, eliminating the need for complex fence adjustments—ideal for beginners and professionals alike.
Furniture Edges: Creates 45° chamfers on table tops, shelf edges, and cabinet doors for a modern, finished look that softens sharp corners.
Box Construction: Uses 120° angles to form precise joints for hexagonal storage boxes, jewelry cases, and decorative display containers.
Laminate Trimming: Smooths edges on laminate countertops and cabinet doors, preventing delamination and creating safe, user-friendly surfaces.
Artistic Woodworking: Employed in relief carvings, signage, and architectural models to add dimensional depth and visual interest.
Q: Can these bits be used effectively on curved surfaces like chair arms?
A: Yes. The ball-bearing guide follows contours smoothly, but reduce feed rate to 30–40 IPM for tight curves to prevent chatter and ensure clean cuts.
Q: What angle is best suited for children’s furniture where safety is a priority?
A: 45° angles with a 1/4" depth create safe, rounded edges that balance aesthetics with child-friendly design.
Q: How do I replace worn bearings?
Bearings are standard 5/8" OD size and can be replaced by removing the retaining nut, sliding off the old bearing, and installing a new shielded bearing before re-tightening.
Q: Which shank size should I choose?
A: For light edge trimming on handheld routers, 1/4" or 8mm shanks are sufficient. For heavy-duty beveling or removing large amounts of material, we strongly recommend 1/2" or 12mm shanks to minimize vibration and ensure safety.
Q: Can I remove the bearing?
A: Yes. The bearing can be removed using a hex key. This allows you to use the bit for plunge cutting or working with a router table fence for specific depth adjustments.
Q: What is the difference between the Yellow and Green coatings?
A: Both represent our professional quality lines. The Yellow coating typically features a thicker PTFE layer for enhanced heat resistance, while the Green coating is optimized for corrosion protection. Both perform exceptionally well on hardwoods.
Q: How do I calculate the angle needed for a multi-sided box?
A: A simple rule is: 360 divided by (2 x Number of Sides).
For a 4-sided box: 360 / 8 = 45° bit.
For an 8-sided box: 360 / 16 = 22.5° bit.
For a 16-sided box: 360 / 32 = 11.25° bit.

