DEEP DRILLING - BTA SYSTEM DRVS (Wrench Size) DDD-EF-FT Deep Double Tube Drills DCN-DCX DCONMS with External 4-Start Thread Connection Carrying Triangular Inserts (18.4-28 dia.) PL OAL Designation DCN(1) DCX(2) PL OAL DCONMS THOD(3) THID(4) DDD-EF 18.40-20.00-FT 18.41 20.00 3.00 64.00 16.00 TDO-I0 TDI-N0 DDD-EF 20.01-21.80-FT 20.01 21.80 3.20 66.70 18.00 TDO-I1 TDI-N1 DDD-EF 21.81-21.99-FT 21.81 21.99 3.20 66.70 19.50 TDO-I2 TDI-N2 DDD-EF 22.00-24.10-FT 22.00 24.10 3.40 68.90 19.50 TDO-I2 TDI-N2 DDD-EF 24.11-25.00-FT 24.11 25.00 3.40 68.90 21.00 TDO-I3 TDI-N3 DDD-EF 25.01-26.40-FT 25.01 26.40 3.60 71.10 21.00 TDO-I3 TDI-N3 DDD-EF 26.01-28.00-FT 26.41 28.00 3.60 74.10 23.50 TDO-I4 TDI-N4 • Note: Each item in the attached catalog page represents a diameter range. • For spare parts, insert information and user guide, see pages 196-200 • Inserts and guide pads should be ordered separately • Ordering example: DDD-EF 18.50-FT (1) Cutting diameter minimum (2) Cutting diameter maximum (3) Outer tube designation (4) Inner tube designation For inserts, see pages: TOGT-DT (194) • TOGT-GF (194) For holders, see pages: TDO-I (D18.41-65.00) (266) Universal Marking for Deep Drilling Tools D D- Tool diameter Metric- D16.00 F/G Inch- D.630 d- Pilot diameter Metric- d12.6 Inch- d.496 Tool style F- Fixed pocket 3-5 cutting edges G- Fixed pocket single cutting edge D16.00d12.6D.630d.496 G4ST16 Thread type [Lot No.] d 4ST- Four-start thread single tube 1ST- Single-start thread single tube Thread type 4DT- Four-start thread double tube 16- Tube diameter TRIDEEP Spare Parts List Diameter Range Insert Insert Clamping Screw Key Solid Carbide Guide Pad Guide Pad Clamping Screw Key 16.00-18.00 TOGT 080305-DT SR 11201753-3S T-8 GP-06-075FC 18.01-20.00 TOGT 090305-DT SR 11201753-3S T-8 GP-06-085FC 20.01-20.9921.00-21.99 TOGT 100305-DTTOGT 100305-DTSR 11201753-4 T-8 GP-06-085FCGP-06-100FC SR 11201753-1 T-7 22.00-25.00 TOGT 110405-DT SR 11201753-6H T-15 GP-06-100FC 25.01-28.00 TOGT 120405-DT SR 11201753-8 T-15 GP-06-120FC 193