These are precision collets for professionals and hobbyists demanding ease of operation and high quality work results.

Specification:

Style: ER11

Material: High Grade 45 Carbon Steel

Total height: 18mm

Outer diameter(Max): 11.5mm

Gripping Range: 1MM to 7MM (1mm， 2mm， 3mm， 4mm， 5mm， 6mm， 7mm)

Fits metric shank size(s): For example，1mm collet fits 1mm metric shank， 2mm collet fits 2mm metric shank.

Features:

Made of high grade specially formulated spring steel.

Hardened and precision ground.

Built in self-Release design and tools will never get stuck in holder.

Package Included:

7x ER11 Collets

More Details: