CAT40-ER20 4" Collet Chuck & ER20 12ps/set Metric Collet Set, Range: 2.0- 13.0mm Clearance no mirrors required

no mirrors required

and precision machinery

Working Temperature: 0°C~40°C

Interchangeable pilot counterbores are typically used when:

Arm length from clamp 4-1/2''

CAT40-ER20 4" Collet Chuck & ER20 12ps/set Metric Collet Set, Range: 2.0- 13.0mm Clearance no mirrors requiredMetric ER Collet 2mm to 13mm by 1mm ER 20 Collet 12 Pcs Set in Fitted Strong Aluminium Box, #3350 0583 Size from 2 mm to 13 mm by 1 mm Total 12 ps set Features: Range of 0. 039'' Made from alloy spring steel and hardened to HRC 44 48 All collets are checked its runout individually on 4 points on a testing rod For size 3. 0mm and larger the runout is 0. 0003'' (0. 008mm) Under size 3. 0mm the runout is 0. 00059" (0. 015mm) In fitted strong Aluminium