PRAD system PRAD SYSTEM Solution tool PRAD system Main size designation and Overall length of standard type and long type, andspecificationcorresponding MaterialsMax.Applicable class Length of thread TYPE standard L type: ℓ ℓn ℓs Ds K ℓk length Cutting Forming (reference) 29 52○●◎ 1611 28 5 4 7 11 ~P6 ~G7 c 17 27 52○●◎ 6.8 16 29 5 4 7 11 ~P6 ~G7 c-1 6.5 63○◎ 136.5 20 36 5 4 7 13 ~P6 ~G7 dd-1 11 c 52○●◎ 17 29 5 4 7 11 ~P6 ~G7 97.5 c-1 63○◎ 139 21 36 5 4 7 13 ~P6 ~G7 dd-1 21 33 60○●◎ 13 22 31 5.5 4.5 7 13 ~P6 ~G7 c 9 21 33 c-1 70○◎ 149 24 40 5.5 4.5 7 14 ~P6 ~G7 dd-1 33 60○●◎ 13 22 5.5 4.5 7 13 ~P6 ~G7 c 32 9 33 c-1 70○◎ 149 25 40 5.5 4.5 7 14 ~P6 ~G7 dd-1 62○●◎ 9 26 33 6 4.5 7 9 ~P6 ~G7 c 80○◎ 9 30 45 6 4.5 7 15 ~P6 ~G7 d 33 15 c 62○●◎ 26 32 6 4.5 7 15 ~P4 ~G7 9.59 33 c-1 80○◎ 15 30 45 6 4.5 7 15 ~P4 ~G7 d 9 d-1 PRAD-16