Double ring spanner, offset, 1/4x5/16"
- flank traction profile
- according to DIN 838 / ISO 1085 / ISO 10104 / ISO 3318
- ring head 75° offset
- thin walled
- polished heads
- matt finish
- chrome vanadium
- External dimension B1: 13.5 mm
- External dimension B2: 12.1 mm
- Height of head (A1): 8.3 mm
- Height of head (A2): 6.4 mm




