Icons of main materials 1Low carbon steel2Medium carbon steel3Highcarbon steel4Alloy steel5Thermal refinedi steel(25i ~35HRC)i6 Therma il refined steel(35~45HRC)
7Thermal refined steel(45i ~55HRC)i8Th iermal refinedi steel(50~63HRC)9Stainless steel�Tool steel⓫Cast steel⓬Cast iron
i ⓭ Ductile cast iron ⓮i Copperii ⓯Brassi ⓰Brai ss casting⓱Bronze⓲Wrought aluminum⓳Aluminum alloycasting
⓴Magnesium alloy�Zinc alloy㉒Titanium alloy㉓Nickel base alloy㉔Thermosetting plastic㉕Thermoplasticresin
Tap selectionMain materialSymbolCodeFlute Class L Ds ℓc Product pageTap selectionMain materialSymbolCodeFlute Class L Ds ℓc Product page
Note1Note1
Taps /No.8-32UNCStandard Oversize123HTTNMRUNAM5 TNMRUNAM1HT P3 60 5.5 5P ④-22 1.5P ④-22
Standard23SPSPQUN8JSP P2 60 5.5 2.5P ①-42For left hand123HT LHTNMQUNAM5-LHT P2 60 5.5 5P ④-69
POPOQUN8JPO 5P ③-17threadsTNMQUNAM1-L1.5P ④-69
123HTTNMQUN8J5HT P2 60 5.5 5P ④-22Oxidizing123SP OXSPQUNAMXSP P2 60 5.5 2.5P ①-64
TNMQUN8J11.5P ④-22PO OXPOQUNAMXPO 5P ③-36
Oversize123HTTNMRUN8J5HT P3 60 5.5 5P ④-22For stainless steels2349SU-SPSUMQUNAMSP P2 60 5.5 2.5P ①-100
TNMRUN8J11.5P ④-22123 49SU-POPUMQUNAMPO P2 60 5.5 5P ③-62
Oxidizing123SP OXSPQUN8JXSP P2 60 5.5 2.5P ①-64For cast Carbide⑫⑬⑯N-CT FCTCNRUNAM3HT P3 60 5.5 3P ⑤-13
PO OXPOQUN8JXPO 5P ③-35ironsTCNRUNAM11.5P ⑤-13
For stainless steels2349SU-SPSUMQUN8JSP P2 60 5.5 2.5P ①-100Thread forming taps⑱⑲㉑N-RSNRSM6UNAMPRO G6 60 5.5 4P ⑥-30
123 49SU-POPUMQUN8JPO P2 60 5.5 5P ③-62for non-ferrous materialsNRSM6UNAMB2P ⑥-30
For cast Carbide⑫⑬⑯N-CT FCTCNRUN8J3HT P3 52 5 3P ⑤-13NRSM7UNAMPG7 4P ⑥-30
ironsTCNRUN8J11.5P ⑤-13NRSM7UNAMB2P ⑥-30
Thread forming taps⑱⑲㉑N-RSNRSM6UN8JPRO G6 60 5.5 4P ⑥-30Thread forming taps1234OL-RZOLRZM6UNAMPRO G6 60 5.5 4P ⑥-43
for non-ferrous materialsNRSM6UN8JB2P ⑥-30for dry tapping59⑲OLRZM7UNAMPG7 ⑥-43
NRSM7UN8JPG7 4P ⑥-30High performance1234HP-RZHRZM6UNAMPRO G6 60 5.5 4P ⑥-50
NRSM7UN8JB2P ⑥-30thread forming taps59⑲HRZM6UNAMB2P ⑥-50
NRSM8UN8JPG8 4P ⑥-30HRZM7UNAMPG7 4P ⑥-50
Thread forming taps1234OL-RZOLRZM6UN8JPRO G6 60 5.5 4P ⑥-43HRZM7UNAMB2P ⑥-50
for dry tapping59⑲OLRZM7UN8JPG7 ⑥-43For helical coil wire⑱⑲㉑AL-HT STITWUNAM1LEB5HT Ⅰb 62 6 5P ⑦-5
High performance thread formin tas1234 59⑲HP-RZHRZM6UN8JPRO G6 60 5.5 4P ⑥-50screw thread insertsTWUNAM1LEBA1.5P ⑦-5
g pHRZM6UN8JB HRZM7UN8JP2P ⑥-50 G7 4P ⑥-50Taps /No.10-32UNF
HRZM7UN8JB2P ⑥-50Standard23SPSPQUNAJSP P2 60 5.5 2.5P ①-42
For helical coil wire⑱⑲㉑AL-HT STITWUN8J1LEB5HT Ⅰb 62 6 5P ⑦-5POPOQUNAJPO 5P ③-17
screw thread insertsTWUN8J1LEBA1.5P ⑦-5123HTTNMQUNAJ5HT P2 60 5.5 5P ④-22
Taps /N8-36UNTNMQUNAJ11.5P ④-22
.Oversize123HTTNMRUNAJ5HT P3 60 5.5 5P ④-22
Standard23SPSPQUN8ISP P2 60 5.5 2.5P ①-42TNMRUNAJ11.5P ④-22
POPOQUN8IPO 5P ③-17Oxidizing123SP OXSPQUNAJXSP P2 60 5.5 2.5P ①-64
123HTTNMQUN8I5HT P2 60 5.5 5P ④-22PO OXPOQUNAJXPO 5P ③-36
TNMQUN8I11.5P ④-22For stainless steels2349SU-SPSUMQUNAJSP P2 60 5.5 2.5P ①-100
Oversize123HTTNMRUN8I5HT P3 60 5.5 5P ④-22123 49SU-POPUMQUNAJPO P2 60 5.5 5P ③-62
TNMRUN8I11.5P ④-22For cast Carbide⑫⑬⑯N-CT FCTCNRUNAJ3HT P3 60 5.5 3P ⑤-13
For stainless steels2349SU-SPSUMQUN8ISP P2 60 5.5 2.5P ①-100ironsTCNRUNAJ11.5P ⑤-13
123 49SU-POPUMQUN8IPO P2 60 5.5 5P ③-62Thread forming taps⑱⑲㉑N-RSNRSM6UNAJPRO G6 60 5.5 4P ⑥-30
Thread forming taps⑱⑲㉑N-RSNRSM5UN8IPRO G5 60 5.5 4P ⑥-30for non-ferrousNRSM6UNAJB2P ⑥-30
for non-ferrous lNRSM5UN8IB2P ⑥-30materialsNRSM7UNAJPG7 4P ⑥-30
materiasNRSM6UN8IBG6 ⑥-30NRSM7UNAJB2P ⑥-30
Thread formingtaps for drytapping1234 59⑲OL-RZOLRZM6UN8IPRO G6 60 5.5 4P ⑥-43Thread forming taps for dr tain1234 59⑲OL-RZOLRZM6UNAJPRO G6 60 5.5 4P ⑥-43
High performance1234HP-RZHRZM6UN8IPRO G6 60 5.5 4P ⑥-50y ppgOLRZM7UNAJPG7 ⑥-43
thread forming taps59⑲HRZM6UN8IB2P ⑥-50High performance1234HP-RZHRZM6UNAJPRO G6 60 5.5 4P ⑥-50
For helical coil wire⑱⑲㉑AL-HT STITWUN8I1LEB5HT Ⅰb 62 6 5P ⑦-5thread forming taps59⑲HRZM6UNAJB2P ⑥-50
screw thread insertsTWUN8I1LEBA1.5P ⑦-5HRZM7UNAJPG7 4P ⑥-50
T /N104UCHRZM7UNAJB2P ⑥-50
aps.-For helical coil wire⑱⑲㉑AL-HT STITWUNAJ1LEB5HT Ⅰb 62 6 5P ⑦-5
Standard23SPSPQUNAMSP P2 60 5.5 2.5P ①-42screw thread insertsTWUNAJ1LEBA1.5P ⑦-5
123PO HTPOQUNAM TNMQUNAM5PO 5P ③-17 HT P2 60 55 5P ④22
TNMQUNAM1. - 1.5P ④-22

Taps

Taps

Taps

Taps

M6

M10

M1 Taps

M9-M24Taps

M25-M48Taps

M50-M1Taps

Taps

For Screw threads used

For American

For Miniaturethreads