1. Hole diameter: 11/16", overall size: 35 x 52mm / 1-3/8" x 2-3/64" (Max.D*L)

2. Good elasticity, high precision, run-out tolerance 0.00059"

3. Using high quality spring steel is stable in perfomance

4. These collets conform to DIN 6388 standards



1. Good elasticity, high precision, run-out tolerance 0.00059"

2. Designed for use with cylindrical shank tools, not flats

3. Using high quality spring steel is stable in perfomance

4. Premium hardened & all ground body for extended tool life

5. Collet must be assembled into the clamping nut before inserting into the chuck

6. Spring collet is highly accurate spring action collets, hardened and ground, used for boring, milling, drilling