LineUp arranged by type of thread Intro GENERAL PURPOSE DIN PO STI JISANSI535 S Miniature SP EG UNF No.10 ÷ 1/2 Spiral Pointed Taps for Helical Coil Wire ScrewThread InsertsYMW MATERIAL SPECIFIC DIN ZELX NI PO STI JIS Special threads, gauges SL ANSI 537 EG UNF No.6 ÷ 1/2 Spiral Pointed Taps for Nickel Base Alloys forHelical Coil Wire Screw Thread InsertsYMW MATERIAL SPECIFIC DIN GENERAL PURPOSE DIN AL-HT STI JIS 527 MS+TR JIS 551 PO ANSI ANSI EG UNF No.4 ÷ 3/4 Straight Fluted Taps for Helical Coil Wire ScrewThread Inserts on Aluminium AlloysYMWS 0.4 ÷ 0.9Straight Fluted Taps for Miniature ThreadsYMW GENERAL PURPOSE DIN GENERAL PURPOSE DIN ST HT STI JIS MS+RS JIS 552 ANSI 539 ANSI EG UNF No.10 ÷ 1/2 Straight Fluted Taps for Helical Coil Wire ScrewThread InsertsYMW S 0.6 ÷ 0.9 Roll Taps for Miniature Threads YMW MULTI PURPOSE DIN ROLL Pg HPsRZ JIS 553ANSI S 0.6 ÷ 0.9 High Performance Roll Taps for Miniature Threads,CoatedYMW CARBIDE Special threads, gauges TRI LONG GENERAL PURPOSE DIN 546 HT Pg JIS Special threads, gauges ANSIPg 7 ÷ 36Straight Fluted Taps for Pg ThreadsYMW HANDTAPS GENERAL PURPOSE DIN Tr SP TRI JIS 556TRI 1/4ANSISpiral Fluted Taps for Tripod ThreadsYMWEG (STI) GENERAL PURPOSE DIN Special threads, gauges HT TRI JIS 557 SPECIALANSITHREADS, TRI 1/4 Straight Fluted Taps for Tripod Threads YMW GAUGES GENERAL PURPOSE DIN SL Tr JIS 554ANSI RLS THREADMILLS Tr 10 ÷ 30 Left Spiral Fluted Taps for Trapezoidal Threads YMW GENERAL PURPOSE DIN SL LH Tr JIS 555 Special threads, gauges DIES ANSI Tr 10 ÷ 30 Spiral Fluted Taps for Trapezoidal Left HandThreadsYMW GENERAL PURPOSE DIN CENTER RLS-HT JIS 558 DRILLS ANSI RLS 3.4 Straight Fluted Taps for Camera Release Threads YMW Technical info 67