| Collet Series | ZC20 (Spring collet clamping range: Ø4mm ~ Ø20mm straight shank cutters) |
| Effective Projection Length | 160mm extra long neck design |
| Spindle Taper Standard | BT40 (JIS B 6339 international CNC machine taper standard) |
| Packaging Details | Carton with Bubble paper which is suitable for long-distance transport |
| Delivery Time | 4 weeks |
| Balancing Standard | Pre-balanced G2.5 at maximum 15,000 RPM |
| Payment Terms | T/T |
| Runout Accuracy | ≤0.003mm at 4xD tool extension (high precision grade) |
| Body Material | High alloy structural steel, overall quenched to HRC 58~62 |
| Model Number | BT40-ZC20-160L |
| Brand Name | zccct |
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Product Specification
| Collet Series | ZC20 (Spring collet clamping range: Ø4mm ~ Ø20mm straight shank cutters) | Effective Projection Length | 160mm extra long neck design |
| Spindle Taper Standard | BT40 (JIS B 6339 international CNC machine taper standard) | Packaging Details | Carton with Bubble paper which is suitable for long-distance transport |
| Delivery Time | 4 weeks | Balancing Standard | Pre-balanced G2.5 at maximum 15,000 RPM |
| Payment Terms | T/T | Runout Accuracy | ≤0.003mm at 4xD tool extension (high precision grade) |
| Body Material | High alloy structural steel, overall quenched to HRC 58~62 | Model Number | BT40-ZC20-160L |
| Brand Name | zccct | ||
| High Light | BT40 ZC spring collet tool holder ,ZC tool holder 160mm extended length ,BT40 tool holder for deep mold machining | ||
ZCCCT BT40-ZC20-160L High Precision Long Neck ZC Spring Collet Tool Holder for Deep Mold Machining Tool holder CNC tools
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The ZCCCT BT40-ZC20-160L is an extended-length high-precision ZC collet milling tool holder independently developed by ZCCCT (Zhuzhou Cemented Carbide Cutting Tools Co., Ltd.). It adopts standard JIS BT40 spindle taper interface, matched with ZC20 spring collet clamping system and 160mm extended projection length. Through strict quenching, tempering and black anti-rust surface treatment, this holder delivers ultra-low runout, high rigidity and strong clamping force. It is specially designed for deep cavity, deep slot and long-reach CNC machining scenarios, widely compatible with solid carbide end mills, drills and tapping tools for steel, alloy steel, stainless steel and cast iron processing.
| Item | Parameter |
|---|---|
| Complete Model Code | BT40-ZC20-160L |
| Taper Interface | BT40 (7.5° taper angle, universal vertical machining center spindle) |
| Matching Collet Type | ZC20 Spring Collet (Shank clamping diameter: 4–20 mm) |
| Total Projection Length L | 160 mm (Extended long neck for deep cavity machining) |
| Holder Body Hardness | HRC 58–62 after full heat treatment |
| Radial Runout Tolerance | ≤0.003 mm at 4 times cutter diameter extension |
| Dynamic Balancing Grade | G2.5 for high-speed machining |
| Surface Finish | Black anti-rust oxidation treatment |
| Max Recommended Spindle Speed | 15,000 RPM |
| Main Application Tools | Solid carbide end mills, twist drills, machine taps, reamers |
| Origin | Made in China (ZCCCT official factory production) |
| Standard Accessories | ZC collet, locking nut, clamping wrench |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2005
Total Annual:
10000000-50000000
Employee Number:
>50
Ecer Certification:
Verified Supplier
For over 20 years, Trek Brand has been dedicated to the business of cutting tools. Our main focus is on wholesale distribution of renowned brands such as Walter, Hoffman, Mitsubishi, Taegutec, Tungaloy, OSG, and most importantly, China. We offer a comprehensive one-stop shopping experience for CNC c... For over 20 years, Trek Brand has been dedicated to the business of cutting tools. Our main focus is on wholesale distribution of renowned brands such as Walter, Hoffman, Mitsubishi, Taegutec, Tungaloy, OSG, and most importantly, China. We offer a comprehensive one-stop shopping experience for CNC c...
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