SumiTurn T-REX Tool Holders External Profiling 93° Double Clamp DTR55C Fig 1 B WF External / Profiling External Holders –5˚ ˚ 93 LH –7˚ LF HF C H Figure shows right-hand (R) tool. Holder Parts  Dimensions (mm) Cutting Cap Shim Shim Stock Overall Cutting Clamp Spring Shim Wrench Height Width Edge Head Screw Screw Wrench Length Edge Height Neg. Cat. No. Fig R L Nm H B LF WF HF LH (For Hex Socket) (For Torx Holes) DTR55C R/L2020-K17 ● ● 20 20 125 25 20 35 1 3.5 to TRCP3 S-SP4-20 BX0520 TRW5505 BFTX0307N TSW040 TRX10(*) DTR55C R/L2525-M17 ● ● 25 25 150 32 25 35 1 4.5 Pos. *Wrench for shim is sold separately from the main body. S-DTR55C Type: Internal Profiling E30 External Profiling 105˚ Double Clamp C DTR55Q Fig 1 B WF External Turning and Face Profiling 5˚ –8˚ 10 LH D –8˚ LF HF H Figure shows right-hand (R) tool. R Holder Parts  Dimensions (mm) Cutting Cap Shim Shim Stock Overall Cutting Clamp Spring Shim Wrench Height Width Edge Head Screw Screw Wrench S Length Edge Height Cat. No. Fig R L Nm H B LF WF HF LH (For Hex Socket) (For Torx Holes) DTR55Q R/L2020-K17 ● ● 20 20 125 28.5 20 35 1 3.5 to T TRCP3 S-SP4-20 BX0520 TRW5505 BFTX0307N TSW040 TRX10(*) DTR55Q R/L2525-M17 ● ● 25 25 150 32.0 25 35 1 4.5 ■ Features ● T-REX Insert/Tool Holder Identification ● 55° Included Angle with 6 Cutting Edges ● Extra-Strong Clamping Insert TRM 55 17 08 -GU 1.5 times more cutting edges compared to DNMG Powerful clamping with double clamp- T-REX Angle Nose V inserts, for greatly reduced machining costs on lock and serrated insert design Insert Radius ↓ Insert Size Name of Chipbreaker ❸ External Holder ❶ DTR 55 C R 2525 -M 17 · Prevents the cutting edge position T-REX Holders Angle Feed Direction Shank Length W ❺ ● ❹ from shifting during profiling Cutting Edge Angle Shank Size Insert Size ❷ Note: Cutting Edge Angle · Reliable even in interrupted machining C: 93° (95.5° for major cutting edge) Q: 105° (107.5° for major cutting edge) ❻ Special 55° Angle Double Clamp-on Lock ■ Important Notes Serration ● Depth of Cut ● Cutting Edge Angle ● Tightening Torque B 2.5mm or below A For the insert clamp, use the included Maximum depth of cut should be 2.5mm. Holder Cat. No. A B Note dedicated wrench (TSW040) to tighten DTR55C Type 93° 27° Main blade cutting edge angle is 95.5° at 3.5 to 4.5N·m torque. DTR55Q Type 105° 15° Main blade cutting edge angle is 107.5° N m Recommended Tightening Torque (N·m) C13