5C collet block set for lathe machine, grinding machine and other machine tools
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Material: 65Mn
Application: For lathe machine, grinding machine and other machines
Usage: Be assembled into the claming nut before inserting into the chuck
Hardness: HRC44-48
Including: One square block, one hex block, one handle and one collet close
Related products: 5C collet with round hole, 5C collet fixture
