ADST TECHNOLOGY Limited Co. is a professional manufacturer and supplier of high-precision CNC cutting tools, CNC tool holders, and precision parts for lathes and machining centers. Our mission is to deliver excellent products and ensure every product meets the highest quality standards. We believe that every product should be better than the last. Welcome! We encourage manufacturers to visit our website and build long-term, mutually beneficial partnerships. Thank you for your support and interest. Main Products: 1. Collet/Chuck series: ER collets (ER8, ER11, ER16, etc.), OZ series, SC series, and non-standard custom chucks. 2. ER nuts, toolholder nuts, and various types of clamping nuts including hex, mini, M-type, and ER-B type. 3. Straight shank toolholders available in multiple sizes such as ER8, ER11, ER20, etc. 4. Pull studs (spindle screws) for BT and CAT systems. 5. Tool holders including BT, NT, MT, and powerful tool holders for different machine models. 6. Cutting tools like end mills, face mills, and alloy blades. 7. Tapping taps in GB/JIS standards with high-quality materials and guaranteed performance. 8. Wrenches such as ER wrenches, ball wrenches, and hook wrenches. 9. Spindle cleaning rods for BT, HSK, and other system types. 10. Mechanical and optoelectronic components. Manual Sealing Machine,Manual Can Sealer,Manual Sealer,Manual Pouch Sealing Machine Hangzhou Jingyi E-commerce Co.,Ltd , https://www.jypackmfg.com
Model
Shank Diameter
Shank Length
Collet
Clamping Range
Nut
SL19.05-ERG11-70
19.05mm
70mm
ER11
0.5–1mm
ER11 A/M
SL20-ERG11-70
20mm
70mm
ER11
0.5–1mm
ER11 A/M
SL20-ERG11-80
20mm
80mm
ER11
0.5–1mm
ER11 A/M
Product Detail Display
Characteristic:
1. When the spindle is out of sync during tapping, the elastic feature helps protect the tap and improves thread quality.
2. Made from high-quality spring steel, it has a telescoping function that protects the tap from breaking easily.
3. It includes an adjustment function, with heat-treated holder and head for precise tapping performance.
4. Collets can be selected based on torque requirements — use drill collets for small torque or professional ERG collets for higher torque applications.
5. ERG collets 
6. The nut of the tapping tool holder can be chosen between hex or mini shape. 
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Er11 Tap Chuck with Modular Straight Shank and Er Collet
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