RTT023 – Adjustable Counterbore Drill Router Bit (8mm Shank)
$3.93 – $19.65
Precision-engineered adjustable counterbore drill bits with 8mm shank, ideal for woodworking applications requiring varied depth control. Available in 8x8mm and 8x10mm sizes, sold individually and in 5-piece sets.
Features:
- 100%Brand new and high quality .
- Using for hand making a drawer or other woodworking.
- Industrial quality router bits .
- Solid hardened steel bodies with anti kickback design.
- Build-up & heat resistant Teflon coating.
- Hook & Shear Angles: High hook & shear angles allow
- Cutters to slice smoothly into stock producing clean, splinter free.
- Bearing: Totally enclosed & lubricated.
Specifications:
- Item:45 Degree Lock Miter Router Bit
- Material: 45# steel
- Carbide tip: YG6X
- Shank Diameter: 8mm
- Balance: +/- .003″ tolerance
- Body: Solid Hardened Steel
- Blade: Industrial grade micro grain carbide
- Cutter: CNC ground to a 600 grit, mirror-like finish
- Detaild specification, pls check following photos.
| Common machine speed | |||
| Trimming machine | 10000-30000 rpm | electric router | First gear 9000 rpm 2nd gear 12000 rpm 15000 rpm in 3rd gear 19000 rpm in 4th gear 5th gear 23000 rpm |
| Vertical washing machine | Low speed range 12000 rpm High speed 24000 rpm |
Automatic engraving machine | Variable frequency up to 18000 rpm |
| Diameter or cutting height MM | Maximum speed/minute | Maximum feed speed MM/min | |
| Below 25 | 24000 | 5000 | |
| 25.1-35 | 18000 | 4000 | |
| 35.1–50 | 16000 | 3500 | |
| 50.1-60 | 14000 | 3000 | |
| 60.1—80 | 12000 | 2500 | |
| Above 80 | 10000 | 2000 |
| type | 8x8x2.8mm, 8x8x3.0mm, 8x8x3.2mm, 8x8x3.5mm, 8x8x4.0mm, 8x8mm – 5-piece set, 8x10x2.8mm, 8x10x3.0mm, 8x10x3.2mm, 8x10x3.5mm, 8x10x4.0mm, 8x10mm – 5-piece set |
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