Features:
1.Durable in use.
2.Hardened and precision ground.
3.Built in self-Release design and tools will never get stuck in holder.
4.These ER11 spring collets are made of high quality carbon steel, they have the advantages of excellent performance, good elasticity and high precision.
5.Suitable for boring, milling, drilling, tapping, engraving, CNC, spindle machines, and other processing
Specification:
7Pcs ER11 Spring Collet
7Pcs separate protective container
Material: High Grade 45 Carbon Steel
Run-Out Tolerance: 0.015MM (0.0006")
Gripping Range: 1/16"-1/4"(1/16", 3/32", 1/8", 5/32", 3/16", 7/32", 1/4")