External Turning Toolholders Identification System (Square Shank) A: Back Clamp C: 80° Rhombic C: Top Clamp D: 55° Rhombic D: Double Clamp R: Round M: Multi Lock S: 90° Square Manufacture's Option P : Pin Lock or T: 60° Triangle R: Right-hand Lever Lock Shank Height Shank Width S : Screw Clamp V: 35° Rhombic L: Left-hand (mm) (mm) Optional Mark D N: Neutral or Number W: Wedge Lock W: 80° Trigon Clamping System Insert Shape Hand of Tool Shank Height Shank Width Others External D C L N R 20 20 K 12 Cutting Edge Angle Insert Relief Angle Toolholder Length Insert Size A B C D 90° 75° 90° 45° L1 R S _ (mm) L L E F G H B: 5° Positive A: 32 J: 110 R: 200 60° 90° 90° B: 40 JX: 120 S: 250 107.5° C: 7° Positive C: 50 K: 125 T: 300 D: 15° Positive D: 60 L: 140 U: 350 J K L N E: 20° Positive E: 70 M: 150 V: 400 T C 93° 75° 95° 63° N: F: 80 N: 160 W: 450 0° Negative G: P: 170 Y: L L 95° 90 500 P: 11°Positive H: 100 Q: 180 X: Special P R S T L 75° 45° 60° 117.5° D V L U V W Y 93° 60° 85° 72.5° Specification may change without any prior notice. Due to the installation size contrains on the machine, the toolholder length of some products may not match with the symbol. 104 D3