EG STI Taps Intro ZELX NI SP STI MS Material Specific Series SP Spiral Fluted Taps for Nickel Base Alloys, for Helical Coil Wire Screw Thread Inserts FEATURES SL HSS-P NX SYNCHRO 3P 1.5PTHCHTTHCHT Material specific for blind hole application.Specific design and NX treatment allow high performanceon Nickel base alloys. Also suitable for stainless steel and high alloy steel. PO Recommended Tapping Speeds Depending On Materials ISO Vc (m/min) ISO Vc (m/min) ISO Vc (m/min) P1 5÷15 I M1 5÷15 H S1 5÷10 H P2 5÷15 I M2 5÷15 H S2 5÷10 H ST P3 5÷15 H M3 4÷8 H P4 5÷15 H P5 5÷10 I P7 5÷15 H ROLL P8 4÷8 H ANSI-ZELX NI SP STI H 1st choice I suitable TYPE: US_002 TYPE: US_014 CARBIDE KDCON KDCON THLLONGLU LK K THL LK K LF LF HAND TAPS EG(STI) UNC TCTR Ø Hole Ø(tolerance)(mm)(mm)CodeTHCHT(chamfer)LF(inch)THL(inch) LU(inch) LS DCON K(inch)(inch)(inch)LK(inch)NOFTypeStock ANSI EG (STI) STI No.2-56UNC GH2 2.35 2.4 Y87400 3P 1.875 0.236 0.562 - 0.14 0.11 0.187 3 002 f ANSI GH1 3.1 3.13 Y87403 3P 2 0.276 0.687 - 0.14 0.11 0.187 3 002 f GH2 3.1 3.13 Y87404 3P 2 0.276 0.687 - 0.14 0.11 0.187 3 002 f SPECIALTHREADS,STI No.4-40UNC GH2 3.1 3.13 Y87004 1.5P 2 0.276 0.687 - 0.14 0.11 0.187 3 002 f GAUGES GH3 3.1 3.13 Y87420 3P 2 0.276 0.687 - 0.14 0.11 0.187 3 002 f GH3 3.1 3.13 Y87419 1.5P 2 0.276 0.687 - 0.14 0.11 0.187 3 002 f GH2 3.8 3.83 Y87408 3P 2.375 0.354 0.875 - 0.19 0.152 0.25 3 002 f THREADMILLSSTI No.6-32UNC GH2 3.8 3.83 Y87008GH33.83.83Y874241.5P 2.375 0.354 0.875 - 0.19 0.152 0.25 3 002 f3P2.3750.3540.875-0.190.1520.253002f GH3 3.8 3.83 Y87425 1.5P 2.375 0.354 0.875 - 0.19 0.152 0.25 3 002 f GH5 3.8 3.83 Y87042 1.5P 2.375 0.354 0.875 - 0.19 0.152 0.25 3 002 f DIES GH1 4.4 4.48 Y81409 3P 2.375 0.354 0.937 - 0.22 0.165 0.281 3 002 f GH2 4.4 4.48 Y87410 3P 2.375 0.354 0.937 - 0.22 0.165 0.281 3 002 f STI No.8-32UNC GH3 4.4 4.48 Y87426 3P 2.375 0.354 0.937 - 0.22 0.165 0.281 3 002 f CENTER GH2 4.4 4.48 Y87026 1.5P 2.375 0.354 0.937 - 0.22 0.165 0.281 3 002 f DRILLS Technical info 532