ANSI SP STI Spiral Fluted Taps for Helical Coil Wire Screw Thread Inserts

SizeClassCodeChamferL (inch)ℓ (inch)ℓn (inch)ℓs (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesTYPE
1/4-28UNFGH3SUU04K3NEB2P3.5430.7481.3781.8310.3180.2380.37532
5/16-18UNCGH2SUU05O2NEB2P3.9370.9061.5352.0670.3810.2860.43732
5/16-18UNCGH3SUU05O3NEB2P3.9370.9061.5352.0670.3810.2860.43732
5/16-24UNFGH2SUU05M2NEB2P3.9370.9061.5352.0280.3810.2860.43732
5/16-24UNFGH3SUU05M3NEB2P3.9370.9061.5352.0280.3810.2860.43732
3/8-16UNCGH2SUU06P2NEB2P4.3311.024-2.2050.3670.2750.43733
3/8-16UNCGH3SUU06P3NEB2P4.3311.024-2.2050.3670.2750.43733
3/8-24UNFGH2SUU06M2NEB2P3.9370.906-2.0080.3230.2420.40633
3/8-24UNFGH3SUU06M3NEB2P3.9370.906-2.0080.3230.2420.40633
7/16-14UNCGH2SUU07Q2NEB2P4.3311.024-2.2050.4290.3220.533
7/16-14UNCGH3SUU07Q3NEB2P4.3311.024-2.2050.4290.3220.533
7/16-20UNFGH2SUU07N2NEB2P4.3311.024-2.2050.4290.3220.533
7/16-20UNFGH3SUU07N3NEB2P4.3311.024-2.2050.4290.3220.533
1/2-13UNCGH2SUU08R2NEB2P4.3311.024-2.2050.480.360.56233
1/2-13UNCGH3SUU08R3NEB2P4.3311.024-2.2050.480.360.56233
1/2-20UNFGH2SUU08N2NEB2P4.3311.024-2.2050.480.360.56233
1/2-20UNFGH3SUU08N3NEB2P4.3311.024-2.2050.480.360.56233