R8 ER20 7/16" Collet Chuck Holder Milling Lathe R8 Arbor Spindle Holder Tool

Specifications
Model: R8 ER20
Material: 40cr (chrome molybdenum alloy steel)
Drawbar Thread: 7/16"
Overall Length: 143mm (5.63")
Shank diameter: 24mm (0.94")
Collet chuck Model: ER20 (Cap was Hexagonal type)
Maximum clamping: 10mm ( 0.39")
Run-Out Tolerance 0.01mm (0.0005")

Features:
100% .
R8 shank Holding all ER16 collets. Clamping from 1mm-10mm.
Straight shank type extended handle, the handle body was longer, applicable to
deep hole processing, resolve to extend the depth of processing needs.
The nut can direct rotation tighten, high rigidity and strong clamping force.

Package included
1x Straight Collet Chuck Holder https://ug.jumia.is/cms/external/pet/GE779IP036AG9NAFAMZ/9f4b9e5edf6ecc501178cf031530a15f.jpg



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