Double ring spanner, offset, 7/16x1/2"
- 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: 21.2 mm
- External dimension B2: 20 mm
- Height of head (A1): 9.2 mm
- Height of head (A2): 8.7 mm




