Swiss Collets Types

According to DIN6343
Spring steel or spring steel with carbide insert.
Regular option : spring steel, groove bore.
Mainly For headstock spindle to clamping workpiece with power force.

Taper and Straight extended nose option
Taper lone nose is most regular operation.
Extended size should consider feasibility of chucks
Mainly For sub spindle spindle to accessibility the workpiece and provided extra spring area.

Pull back to close collet with Outer thread for Lathe.
Mostly for workpiece clamping with stablize and controlled force,available for long time processing.

Single taper and double taper option
Double taper is most regular operation.
Mainly for jump bigger dia to clamp small part

With 3 pins faceside,
Soft and hardened option
Clamping diameter can be turned out by the user himself