Features
- Micrograin carbide tips for wear resistance and edge retention
- Cuts a 45° miter plus matching tongue-and-groove (lock miter) joint
- Joint increases glue surface area and helps align parts automatically
- Hardened and tempered steel shank for durability
- Control-cut design to help minimize kickback
- Recommended for use with a router table
Specifications
| Part Number | 84508M |
| Model Number | 84508M |
| Overall Diameter | 2 11/16 in (≈2.6875 in) |
| Cutting Edge Length | 1-3/16 in (1.1875 in) |
| Flute Length | 1.1875 in |
| Shank Diameter | 1/2 in |
| Shank | 1/2 in |
| Width (B) | 1/2 in |
| Pack Quantity | 1 |
| Product Dimensions | 2.63 in x 2.69 in x 2.69 in |
| Weight | 0.70 lb |
| Upc | 000346302684 |
| Recommended Use | Router table; making right-angle lock miter/glue joints |
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Router bit designed to cut a 45° miter plus a matching tongue-and-groove joint for 90° right-angle assemblies. Carbide-tipped cutting edges and a hardened, tempered steel shank provide wear resistance and durability. Intended for use with a router table; control-cut geometry reduces kickback.
Project Ideas
Business
Faux Beam and Column Wraps
Produce custom lock-mitered beam and post wraps for builders and remodelers. Seamless corners mimic solid timber while hiding laminations and fasteners; offer site measures, stain-matched finishes, and quick install kits.
Flat‑Pack Box Kits
Sell pre-machined DIY kits (keepsake boxes, humidors, urns, planter sleeves) with lock-mitered edges pre-cut. Customers just add glue and tape for a square assembly. Offer personalization, wood species choices, and wholesale options for gift shops.
Contract Drawer Box Production
Offer modern, smooth-sided drawer boxes with lock-mitered corners for cabinet shops and furniture makers. The joint self-aligns, speeding assembly; provide options in maple, birch ply, or MDF with clear finish and custom sizing.
Lock Miter Setup Gauges & Jigs
Design and sell precision setup blocks/gauges that index cutter height and fence position for common stock thicknesses (1/2, 5/8, 3/4, 1 in). Bundle with printed instructions, video access, and test shims to reduce trial-and-error for customers.
Workshops and Online Courses
Run paid classes teaching safe, repeatable lock miter setup on router tables, covering bit height/fence alignment, material selection, and production workflows. Upsell project plans, material kits, and your branded setup tools.
Creative
Waterfall-Grain Keepsake Box
Resaw and wrap a continuous grain around a small box using lock-mitered corners for invisible end grain, crisp edges, and easy glue-up. The interlocking profile self-aligns, making it ideal for 1/2–3/4 in stock; add a rabbeted lid and felt-lined interior.
Four-Sided Lamp Column
Build a hollow, square lamp base or floor lamp column from four lock-mitered panels. The joint increases glue surface for a rigid, rattle-free shell and hides seams on all corners; route wire channels inside and add a weighted base.
Shadow Box Display Case
Create a deep display frame with lock-mitered corners so the exterior shows clean, uninterrupted grain. Dado the interior for a glass front and a backer panel; add French cleat hanging hardware for a gallery-quality presentation.
Modern Planter Sleeve
Make a sleek square sleeve to slide over a plastic planter. Lock miters keep corners tight and moisture-resistant when sealed, and the seamless exterior lets you showcase figured hardwood or veneered panels.
Hi‑Fi Speaker Enclosures
Construct rectangular speaker cabinets with lock-mitered corners for airtight, vibration-resistant joints. Add internal bracing and a removable back panel; the clean exterior is perfect for veneer or high-gloss finishes.