1Low carbon steel2Medium c iarbon steel ii3High icarbon steel i4Alloy s iteel5Thermal refinedi steel(25i ~35HRC)i6 Therma il refined steel(i 35~45HRC)
7Thermal refined steel(45~55HRC)i8Ther imal refinedi steel(50~63i HRC)9Stainless steel�Tool steel⓫Cast steel⓬Cast iron
i ⓭Ductile cast iron⓮Copperii ⓯Brassi ⓰Brai ss castingi ⓱Bronze⓲Wrought aluminum⓳Aluminum alloy casting
⓴Magnesium alloy�Zinc alloy㉒Titanium alloy㉓Nickel base alloy㉔Thermosetting plastic㉕Thermoplastic resin
Tap selection Main materialSymbolCodeFlute Class LDs ℓc Product pageTap selectionMain materialSymbolCodeFlute Class LDs ℓc Product page
Note1Note1
Coating Oversize123VUSP1101201042SP P3 635 2.5P ①-6
Taps /M4×0.7491101301042P4①-6
General purpose 1ISPSI74.0IBPSP - 525 2.5P ①-60123VUPO1102201042PO P4 635 5P ③-4
IPOPI74.0IBPPO5P ③-3249⓾1102301042P5③-4
12IHTHI74.0I5BPHT - 525 5P ④-50Short chamfer123 49VUSP 1.5P1103101042SP P2 635 1.5P ①-14
HI74.0I2BP2P ④-50Long123 49VUSP2101101042SP P2 1005 2.5P ①-7
1R-YRY4.0I3RO - 525 3P ⑥-63123 49⓾VUPO2102101042PO P3 1005 5P ③-6
Standard 23SPSPQ4.0ISP P2 525 2.5P ①-37Long23LS-SPSPFQ4.0IL07SP P2 705 2.5P ①-87
+SPSNPQ4.0I①-55SPFQ4.0IL10100①-87
SP 1.5PSY4.0IQNEBA1.5P ①-56SPFQ4.0IL12120①-87
POPOQ4.0IPO5P ③-13SPFQ4.0IL15150①-87
+POPNPQ4.0I③-30LS-POPOFQ4.0IL07PO 705P ③-51
123HTTNMQ4.0I5HT P2 525 5P ④-6POFQ4.0IL10100③-51
TNMQ4.0I11.5P ④-6POFQ4.0IL12120③-51
Oversize 23SPSPR4.0ISP P3 525 2.5P ①-37POFQ4.0IL15150③-51
SPS4.0IP4①-37123LS-HTTNFQ4.0I507HT P2 705 5P ④-72
POPOR4.0IPO P35P ③-13TNFQ4.0I510100④-72
POS4.0IP4③-13TNFQ4.0I512120④-72
123HTTNMR4.0I53HT P3 525 5P ④-6TNFQ4.0I515150④-72
TNMR4.0I131.5P ④-6TNFQ4.0I107701.5P ④-72
TNMS4.0I53P45P ④-6TNFQ4.0I110100④-72
TNMS4.0I131.5P ④-6TNFQ4.0I112120④-72
TNMT4.0I53P55P ④-6TNFQ4.0I115150④-72
TNMT4.0I131.5P ④-6Oversize23LS-SPSPFR4.0IL10SP P3 1005 2.5P ①-87
Longneck 12LKSL1307101042SL P3 635 5P ②-9SPFR4.0IL15150①-88
For left hand threads 23SP LHSPQ4.0I--LSP P2 525 2.5P ①-77LS-POPOFR4.0IL10PO 1005P ③-52
PO LHPOQ4.0I--LPO5P ③-46POFR4.0IL15150③-52
123HT LH TNMQ4.0I53-LHT P2 525 5P ④-64123LS-HTTNFR4.0I510HT P3 1005 5P ④-72
TNMQ4.0I13-L1.5P ④-64TNFR4.0I515150④-72
Oxidizing 123SP OXSPQ4.0IXSP P2 525 2.5P ①-63TNFR4.0I1101001.5P ④-72
PO OXPOQ4.0IXPO5P ③-34TNFR4.0I115150④-72
Oversize 123SP OXSPR4.0IXSP P3 525 2.5P ①-63With neck23LS-SP-KSY4.0IQFEBESP P2 1005 2.5P ①-95
PO OXPOR4.0IXPO5P ③-34SY4.0IQFEBF120①-95
Coating 123 49VUSP1101101042SP P2 635 2.5P ①-6SY4.0IQFEBG150①-95
1234AU+SPVSAPQ4.0ISP P2 525 2.5P ①-84LS-PO-KPY4.0IQFEBEPO 1004.5P ③-58
9⑲㉑AU+SLVSAPR4.0ILSL P35P ②-12PY4.0IQFEBF120③-58
123 49⓾VUPO1102101042PO P3 635 5P ③-4PY4.0IQFEBG150③-58
1234PO VVPOQ4.0IPO P2 525 5P ③-48Longneck12LKSL XL2008101042SL P3 1005 5P ②-10
129⑭R+VRVP54.0IPRO G5 525 4P ⑥-39For left hand23LS-SP LHSPFQ4.0IL10LSP P2 1005 2.5P ①-93
⑱⑲㉑RVP54.0IB2P ⑥-39threads123LS-HT LHTNFQ4.0I510LHT P2 1005 5P ④-82
RVP64.0IPG64P ⑥-39TNFQ4.0I110L1.5P ④-82
RVP64.0IB2P ⑥-39Coating1234LS-SP VVSPFQ4.0IL10SP P2 1005 2.5P ①-94
RVP74.0IPG74P ⑥-39LS-PO VVPOFQ4.0IL10PO5P ③-57
RVP74.0IB2P ⑥-39234LS-HT VTNFQ4.0I510VHT P2 1005 5P ④-84
RVP84.0IPG84P ⑥-39TNFQ4.0I110V1.5P ④-84
RVP84.0IB2P ⑥-39For soft structural steels12E-SPESHMQ4.0ISP P2 525 2.5P ①-128

Taps

Taps

Taps

Taps

M1

M25-M48

M50-M1

For Unified threads

For Screw threads used

Taps

For American Taps

For Miniature threads Taps