1. ISO40 Taper (Male) to JT6 / JT3 Jacob Taper (Female). 
2. ISO40 JT6 / JT3 holders securely grip the JT6 / JT3 Female Taper, ensuring rigidity and stability.
3. Constructed from high-grade alloy steel, hardened to 54-56 HRC for durability.
4. Rear thread for the ISO Taper is M12.
5. A-grade hardened and ground finish for precision.
6. For the best result: always insist on RR Brand make 

This Drill Chuck Arbor is used to adapt drill chucks to your drill press, milling machine or lathe. For chucks with Jacobs taper backs. Determine both shank size (to fit into your Drill Press, tailstock, etc.) & chuck (Jacobs) taper to order the correct arbor. Drill Chuck Arbour is put under Milling Accessories. Provides the best experience using it. 

Dimension Chart for ISO Taper Drill Chuck Arbor:

Suitable Products:

1. Keyless Drill Chuck
2. Spanner for Drill Chuck