Material: Steel Size: 16x16x100mm Degree: 45 For Inserts: SCMT09T304 Screw: M4x10 Hardness: 40-47 Usage: Internal Turning Tool Notes: 1. Manual measuring, please allow 1 - 3mm error, thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 1Internal turning tool made of steel material, super hard and rust resistant. 2T15 Wrench tool with high toughness and hardness, show a perfect machining effect. 3Applying for turning, copy turning and facing, is suitable for cutting fluid. Used on turning lathe machine. 4SSSCR1616H09 Holder can reduce the tool grinding cost and improve the cutting efficiency. 5SSSCR1616H09 External tool can enhance the surfaces gloss of the cutting pieces.1x SSSCR1616H09 Holder1x SCMT09T304 Insert1x T15 Wrench