Feature(may vary by option.)

●SIZE: Shank router bit extension rod head diameter approx 19mm/0.75in, clamping range approx 1-7mm/0.04-0.28in,Handle Diameter Approx 12mm/0.47in,fits C12 ER11A CNC milling Lathe chucks.
●40Cr MATERIAL: The router bit shank extension shaft is made of 40Cr material for high strength, the collet wrench is made of high carbon steel with non-slip handle design for better grip.
●STABLE PERFORMANCE: Our straight shank router collet extender is designed with one piece inside and outside, which can effectively suppress vibration, good toughness, fine machining control and stable performance.
●HIGHER HARDNESS: Our router chuck shank extension adapter are carburized and hardened for higher hardness, better fatigue resistance at the interface, and durability.
●VERSATILE: Our Milling Lathe router chuck extension rod provides the extra depth of cut needed for many routing tasks. Easy to use and control, it will increase your productivity.

[C12-ER11A-150L]

[C12-ER11A-100L]

Description

Specification:
Item Type: Collet Chuck Holder
Product Material: 40Cr + carbon steel
Hardness: 45-46HRC
Head Diameter: Approx. 19mm / 0.75in
Clamping Range: Approx. 1 ~ 7mm / 0.04 ~ 0.28in
Adapter Collet: ER11
Thread Type: A
Tool Handle Diameter: Approx. 12mm / 0.47in

Package List:
1 x Collet Chuck Holder
1 x Wrench

Note:
1. Incorrect assembly may damage the accuracy of the nut and spring.
2. Only the matching collet chuck can be used to assemble the nut.
3. Do not clamp tools that exceed the clamping range.