1/8 Router Bit 1/4 Shank, Upcut Spiral Router Bit 1/4 Inch Shank 1/8 Inch Cutting Dia. 1/4 Inch CNC Router Bits, Up Cut Router Bit Solid Carbide, Ideal for Wood Inlay, Plunge Plastic 3PCS
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- Wide Compatibility: Applicable to all kinds of wood, including hardwoods, softwoods, and Plastic. Suitable for various handheld router brands such as BOSCH, Amana, Milwaukee, and traditional CNC plunging machines.
- High-Polished Cutting: The sturdy blade body and sharp cutting edge enable the tool to remain stable during High-speed cutting. Moreover, its 178-degree effectively removes chips from the front end.
- Smooth Cutting: SHARPRO uses advanced techniques to remove irregularities and burrs during manufacturing, keeping the router bits' surface roughness below Ra 0.8μm to ensure cleaner and smoother cuts.
- Precision: CNC router bits, the dimensional error of the cutting tool is controlled within -0.02 mm. Fit for Plunging and prevents fraying and splintering.
- Sustainability: Sharpro’s low-carbon process cuts waste & tool changes, enabling sustainable high-speed machining. A truly sustainable tool must protect nature and deliver durability—Sharpro delivers both.
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Estimated shipping
Select a product to estimate shipping.What materials can this bit cut?
Hardwood, softwood, plywood, MDF, and other wood materials.
Does it work with CNC machines?
Yes, it features a 1/4" shank for most CNC routers.
Why choose an upcut spiral bit?
It provides fast chip removal and efficient deep cutting.
Will it leave a smooth finish?
Yes, the spiral design delivers cleaner and smoother cuts.
How can I extend its lifespan?
Use proper speed, feed rate, and cutting depth for better durability.
Product details




| Main Specification | |
|---|---|
| Included Components | 3 PCS 1/4 Shank or 1/8 Cutting Diameter or 12mm Cutting edge length CNC mill bits |
| Manufacturer | SHARPRO |
| Unit Count | 3 Count |
| Cutting Diameter | 0.13 Inches |
| Brand | SHARPRO |
| UPC | 648564255711 |
| Number of Items | 3 |
| Cut Type | Up-Cut |
| Cutting Length | 12 millimeters |
| Item Diameter | 0.25 Inches |
| Material | Tungsten Carbide |
| Size | 1/4" SHK - 0.47" CL - 1/8" DIA - 1.97" OVL |
| Item Weight | 28.08 g |
| Technical Details | |
| Part Number | SHARPRO |
| Model | SPWB32LX6.3.12 |
| Material Type | Tungsten Carbide |
| Number of Flutes | 2 |
| Others | |
| Product Type | Spiral |
| Size Name | 1/4" SHK - 0.47" CL - 1/8" DIA - 1.97" OVL |































