Quality spring steel production, with good flexibility and abrasion resistance after heat treatment

ER11 Series Spring Collet Chuck Tool Bit Holder

Clamping force, high accuracy, good stability and grip.

Can be used for holding drills, boring tools, chisel, reamers and other tools.

Material: spring steel

Size: Out dia:11.5mm

Height: 18mm

Available Hole dia: 3.175mm