Rannb CNC Lathe Internal Threading Tool Holder Model S12M-SCLCL09: Industrial & Scientific. Buy Rannb CNC Lathe Internal Threading Tool Holder Model S12M-SCLCL09: Boring Bars - ✓ FREE DELIVERY possible on eligible purchases. Package Content: 1 x Internal Threading Tool Holder + 1 x Wrench + 1 x Plastic box 。 Shank Dia : 12mm/0.47"; Overall Length : 150mm/6" ;Direction : Left; Degree : 95 。 Good toughness and hardness, improved the surface gloss of the cutting pieces. 。 Used on turning lathe machine. It can reduce the tool grinding cost and improve the cutting efficiency. 。 The Internal Threading Tool Holder is applied for turning, copy turning and facing and suitable for cutting fluid. 。 Model: S2M-SCLCL09 。High grip strength, impact resistance and strong, clear speed advantage in cutting off a large margin and processing 。Practical and a variety of processing environments, even in very dirty environments such as cast iron also has good features。