Selection Chart Intro Z-PRO VUSP VUSP E(1.5P) VUSP CH AUSP G AUSP Rp AUSP Rc HVSP MHSP HSS-P COATING HSS-P COATING HSS-P COATING HSS-E COATING HSS-E COATING HSS-E COATING HSS-E OX HSS-Co COATING SP SL PO ST ROLL DIN DIN DIN DIN DIN DIN DIN DIN M 81 85 87 93 97 MF 81 85 87 93 97 UNC/UNF 82 94 UNS, 8, 12, 20, 32UN 94 CARBIDE UNEF G (BSP) 88 Rp (BSPP) 89 Rc (BSPT) 91 NPT LONG NPTF NPSC, NPSM, NPSF BSW EG(STI) M, MF, UNC/UNF HAND Pg TAPS TrS miniature Special threads Vc (m/min) EG (STI) P1 H 10÷25 H 10÷25 H 10÷25 H 5÷10 H 5÷10 H ≤7 H 3÷8P2H10÷25H10÷25H10÷25H5÷10H5÷10H≤7H3÷8H10÷30 P3 H 10÷25 H 10÷25 H 10÷25 H 5÷10 H 5÷10 H ≤7 H 3÷8 H 10÷25 P4 H 10÷20 H 10÷20 H 10÷20 I 5÷10 I 5÷10 I ≤5 I 3÷8 H 10÷20 SPECIALTHREADS,GAUGES P5P6P7P8 I 10÷15H5÷15H5÷15H5÷15H≤5H≤5H≤3H3÷8 M1 H 5÷15 H 5÷15 H 5÷15 H ≤5 H ≤5 H ≤3 H 3÷8 M2 I 5÷10 I 5÷10 I 5÷10 H ≤5 H ≤5 H ≤3 H 3÷8 THREAD M3 MILLS K1 K2 I 10÷20 I 10÷20 I 10÷20 I ≤5 I ≤5 I ≤5 K3 K4 DIES N1 H 10÷30 H 10÷30 H 10÷30 H 5÷15 H 5÷15 H ≤10N2H10÷30H10÷30H10÷30H5÷15H5÷15H≤10 N3 I 10÷25 I 10÷25 I 10÷25 I 5÷15 I 5÷15 I ≤10 N4 I 10÷20 I 10÷20 I 10÷20 I ≤5 I ≤5 I ≤5 N5 CENTER S1 (<25 HRC) DRILLS S2 (<35 HRC) S3 (35 ÷ 45 HRC) S5 H (45 ÷ 55 HRC) Technical H (55 ÷ 63 HRC) info H 1st choice I suitable 74