SPI Rubber Collet, Series SJ 42
0.078 – 0.178″ Capacity

• Universally acclaimed as the most popular flexible collets for drilling, reaming and tapping.
• Each rubber collet covers an extra wide range of diameters with firm gripping power.
• Very economical, only 3 collets required for each chuck range.
• The steel segments are permanently bonded with a flexible synthetic rubber compound, which allows the segments to compress parallel towards the center for increased concentricity.
• Fully interchangeable with Jacobs flexible rubber collets.
• Concentricity better than .0006″ (.015mm).
• Larger capacity collet series 18, 24, and 36 on request.

Specifications:

See all SPI Rubber Collets