AUNMAS ER 32 CNC Tool Holder, BT40-ER 32-70 Machining Balance Collet Chuck, 40Cr Alloy Steel, 2-20mm Clamping Range for CNC Engraving Machine and Milling Grinding Lathe Tool

★★★★★ 4.1 101 reviews

$28.89
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$28.89
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Free shipping Free 30-day returns

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Management number 211339033 Release Date 2026/04/04 List Price $11.56 Model Number 211339033
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Spec: Item Type: CNC toolholder Model: BT40-ER 32-70 Clamping Range: Approx. 2 ~ 20mm / 0.1 ~ 0.8in(ER 32) Length of L Part: Approx. 70mm / 2.8in Material: 40cr alloy steel Package List: 1 x CNC Toolholder Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.

  • High-Precision Engineering: Featuring a high-accuracy ER 32-um chuck design, this toolholder delivers exceptional clamping performance for precise machining results. The tight tolerances guarantee minimal runout, making it suitable for applications requiring micrometer-level accuracy
  • Versatile Compatibility: Designed for universal use, this collet set seamlessly works with various cnc engraving machines and milling lathes. The 2-20mm clamping range accommodates diverse tool sizes, making it a versatile solution for multiple machining applications
  • Rigorous Quality Control: Each toolholder undergoes strict quality assurance processes to guarantee exceptional performance and extended service life. Our commitment to quality ensures you receive a product that meets professional machining standards every time
  • Premium Material Construction: Crafted from premium 40cr alloy steel, this collet chuck is built to withstand extreme pressure and high-speed operations without compromising durability. Its robust construction ensures long-term reliability even in demanding cnc machining environments
  • Superior Workmanship: Meticulously finished with excellent workmanship, the toolholder boasts a smooth surface that prevents hand injuries during operation. Every component is carefully inspected to ensure perfect functionality and user safety
  • BT40-ER32-70 Specifications: This CNC toolholder features the BT40-ER32-70 model configuration with a 70mm L-part length, providing optimal balance and stability for your machining operations
Brand Name AUNMAS
Unit Count 1.0 Count
Manufacturer AUNMAS
Model Number AUNMASk1w2lczjnv
Material Type 40cr alloy steel
Compatible Devices CNC engraving machines, milling lathes
Included Components no

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