Modular Head Series Tooling by DIJET Tuff Modular Head System Instructions for Tuff Modular Head System Mounting Modular head and MSN/MGN shank holder Tightening procedure 1 Cleaning 2 Initial Tightening 3 Final Tightening Remove dirt and chips with air blow Tighten by hand until the head and Tighten slowly with torque control from the connecting thread and face the shank holder faces touch. spanner wrench or special spanner of modular head and MSN/MGN shank wrench for S-Head and confirm that holder. there is no gap. Attention: Final tightening without initial tightening can cause connecting thread damage. NOTE 1. Use the spanner wrenches that designed specifically for S-Head or torque control type. Torque control spanner wrench 2. Please gently apply pressure on wrench. Spanner wrench for S-Head (DS type) 3. Please confirm that there is no gap between MSN/MGN shank holder and Modular head. ■ Except for S-Head ■ S-Head Thread TighteningtorqueSpannersize forS-Head Thread Tighteningtorque Spannersize Cat No.of spannerfor S-Headwrench for S-Head M6 8.0N·m 8 M8 10~11N·m 14 DS-14 M8 16N·m 10,12 M10 10~16N·m 17 DS-17 M10 16N·m 14,15 M12 15~20N·m 22 DS-22 M12 20N·m 17 M16 20~25N·m 27 DS-27 M16 25N·m 22,26 ※Modular heads are supplied without spanner wrench. B009