EG STI Taps Intro N-RS STI GP General Purpose Series SP Thread Forming Taps for Helical Coil Wire Screw Thread Inserts FEATURES SL HSS-E NI 4P 2P Forming tap for blind and through hole application.Specific design for non-ferrous materials.THCHTTHCHTNI treatment improves tool life. PO Recommended Tapping Speeds Depending On Materials ISO Vc (m/min) N1 5÷15 H N2 5÷15 H ST N3 5÷15 H H 1st choice I suitable ROLL JIS-N-RS STI TYPE: ROLL_012 TYPE: ROLL_026 CARBIDE KKDCON DCON THLLONGLU LKLS K THL LK KLS LF LF HAND TAPS EG (STI) JIS SPECIAL THREADS, GAUGES THREAD MILLS DIES CENTER DRILLS Technical info 528