TR5806 – 3-Piece Keyhole Router Bit Set (1/2″ and 12mm Shanks) woodworking router bit

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TR3899 – Keyhole Router Bits (1/2″ and 12mm Shanks)

Name: TR3899 – Keyhole Router Bits (1/2" and 12mm Shanks) - BitsRouter – Professional Woodworking Router Bits
SKU: TR3899
Availability: InStock

Price range: $2.18 through $6.55

TR3899 keyhole router bits with 1/2″ and 12mm shanks. Perfect for woodworking hanging slots, plaques, picture frames, and wall-mounted projects with smooth, precise cutting performance.

type

1/2" shank – Black 3-piece set
12mm shank – Black 3-piece set
1/2" shank – Yellow 1/2" x 3/8"
1/2" shank – Yellow 1/2" x 1/2"
12mm shank – Yellow 12mm x 3/8"
12mm shank – Yellow 12mm x 1/2"
1/2" shank – Black 1/2" x 5/16"
1/2" shank – Black 1/2" x 3/8"
1/2" shank – Black 1/2" x 1/2"
12mm shank – Black 12mm x 5/16"
12mm shank – Black 12mm x 3/8"
12mm shank – Black 12mm x 1/2"
1/2" shank – Yellow 1/2" handle 3/8 + 1/2"
12mm shank – Yellow 12mm handle 3/8 + 1/2"
1/2" shank – Black 1/2" handle 3/8 + 1/2"
12mm shank – Black 12mm handle 3/8 + 1/2"
1/2" shank – Yellow 1/2" 3-piece set
12mm shank – Yellow 12mm 3-piece set
1/2" shank – Yellow 1/2" x 5/16"
12mm shank – Yellow 12mm x 5/16"

Clear

SKU: TR3899 Categories: 12 mm Shank Router Bits, 1/2 in (12.7 mm) Shank Router Bits

Description
Additional information

Keyhole Router Bits for Woodworking Hanging Slots (1/2″ and 12mm Shanks)

Made of durable 45# steel with a heat-resistant Teflon coating, sealed & lubricated bearings, and ±0.003″ tolerance.
Ideal for cutting clean keyhole slots for picture frames, shelves, signage, and fixtures in solid wood, MDF, plywood, and ecological boards.

Specifications

Product Name: Keyhole Router Bit
Item: 12 mm Shank Router Bit
Material: 45# steel
Coating: High-temperature, heat-resistant Teflon
Tolerance: ±0.003″
Bearing: Sealed & lubricated
Shank Diameter: 12 mm / 12.7 mm
Applicable Materials: Solid wood, ecological board, MDF, plywood, etc.
Compatible Equipment: Electric router, trim router, engraving machine, hanging router, CNC, etc.
Recommended Parameters: Feed 8–12 m/min; Spindle 18,000–24,000 RPM

Package Includes

1 × Keyhole Router Bit

Notes

Your selected specification/color will be prioritized; if out of stock, a close alternative may be provided.
Manual measurement may cause a 1–3 mm deviation.
Colors may vary slightly due to display and photography differences.

Reference

Machine	Typical Speed Range	Notes
Trim Router	10,000–30,000 RPM	—
Electric Router	9,000 / 12,000 / 15,000 / 19,000 / 23,000 RPM	1st–5th gear
Vertical Router (Table)	12,000–24,000 RPM	Low/High ranges
CNC / Engraving Machine	Up to ~18,000 RPM	Variable frequency

Diameter / Cutting Height (mm)	Max Speed (RPM)	Max Feed (mm/min)
≤ 25	24,000	5,000
25.1–35	18,000	4,000
35.1–50	16,000	3,500
50.1–60	14,000	3,000
60.1–80	12,000	2,500
> 80	10,000	2,000

type

1/2" shank – Black 3-piece set, 12mm shank – Black 3-piece set, 1/2" shank – Yellow 1/2" x 3/8", 1/2" shank – Yellow 1/2" x 1/2", 12mm shank – Yellow 12mm x 3/8", 12mm shank – Yellow 12mm x 1/2", 1/2" shank – Black 1/2" x 5/16", 1/2" shank – Black 1/2" x 3/8", 1/2" shank – Black 1/2" x 1/2", 12mm shank – Black 12mm x 5/16", 12mm shank – Black 12mm x 3/8", 12mm shank – Black 12mm x 1/2", 1/2" shank – Yellow 1/2" handle 3/8 + 1/2", 12mm shank – Yellow 12mm handle 3/8 + 1/2", 1/2" shank – Black 1/2" handle 3/8 + 1/2", 12mm shank – Black 12mm handle 3/8 + 1/2", 1/2" shank – Yellow 1/2" 3-piece set, 12mm shank – Yellow 12mm 3-piece set, 1/2" shank – Yellow 1/2" x 5/16", 12mm shank – Yellow 12mm x 5/16"