Securely fix the cutter head up to 1/2 inch square Precision grinding and hardening. Completely sealed, no maintenance Turning and face tools can be locked together (saving time and labor when changing operations) colour:Black Material:steel size:Approximately 7.5 x 2.5cm Package Contents: 4 x Facing Tool Holder Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.