Shell Size 09:

• Max Recommended Torque 40" lbs / A Dia Max - .577 (17.7) B Dia Max .438 (11.1) C Dim Max,1.031 (26.2)

Shell Size 11:

• Max Recommended Torque 40" lbs / A Dia Max .709 (18.0) B Dia Max .566 (14.4) C Dim Max,1.031 (26.2)

Shell Size 13:

• Max Recomended Torque 40" Lbs / A Dia Max .829 (21.1)  B Dia Max .678 (17.2) C Dim Max 1.031 (26.2)

Shell Size15:

• Max Recommended Torque 40" Lbs / A Dia Max .954 (24.2) B Dia Max .803 (20.4) C Dim Max 1.031 (26.2)

Shell Size 17:

• Max Recommended Torque 40" Lbs / A Dia Max 1.107 (28.1) B Dia Max .928 ( 23.6) C Dim Max 1.031 (26.2)

Shell Size 19:

• Max Recommended Torque 40" Lbs / A Dia Max 1.190 (30.2) B Dia Max 1.033 (26.2) C Dim Max 1.031 (26.2)

Shell Size 21:

• Max Recommended Torque 80" Lbs / A Dia Max 1.315 (33.4) B Dia Max 1.158 (29.4) C Dim Max1.031 (26.2)

Shell Size 23:

• Max Recommended Torque 80" Lbs / A Dia Max 1.440 (36.6) B Dia Max 1.283 (32.6) C Dim Max 1.031 (26.2)

Shell Size 25:

• Max Recommended Torque 80" Lbs / A Dia Max 1.565 (39.8) B Dia Max 1.408 (35.8) C Dim Max 1.031 (26.2)

1. Metric dimensions (mm) are indicated in parentheses.
2. Material: Case hardened carbon steel with electroless nickel finish.
3. Receptacle and plug holder drives: 1/4" - Shell sizes 09, 11 and 13; 3/8" - Shell sizes 15 and up