ER20-4MM AAA High Precision Elastic Chuck – Nickel-Plated for Durability and Precision
$6.48 USD
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Description
Specifications:
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Designation: ER20-4MM AAA 0.005
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AAA grade high precision elastic chuck ER20, ER collet lock
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Diameter : 21mm
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Height : 31.5mm
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With nut : ER20A
- Package Includes: A Chuck (not include With nut)
Features:
- Mn manganese-titanium hardened steel is made with precision, hardened, shock-resistant and durable
- Good hardenability, can withstand multiple impacts, strong and durable, long life
- The hollow knife groove of the collet is ground
- The surface is nickel-plated, with high hardness and good wear resistance
- The tail of the clamp is exquisitely made, and the outer circle and end surface are ground multiple times to achieve a mirror effect
ER20-4MM AAA High Precision Elastic Chuck – Unmatched Durability & Performance for Professionals
Precision ER20 Collet Lock – Manganese-Titanium Steel, Nickel-Plated for Maximum Strength & Long Life
Precision Ground for Superior Wear Resistance and Shock-Resistance
Reviews
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ER20-4MM AAA High Precision Elastic Chuck – Nickel-Plated for Durability and Precision
$6.48