18mm 1B Combination Spanner

• Acc. to DIN 3113, Form A, ISO 3318, ISO 7738
• Sizes 5 and 5.5mm with hexagon ring, up from size 6mm with UD profile
• Chrome-vanadium steel 31CrV3, chrome-plated
• Carefully forged and professionally machined
• Ring: 10° offset from shaft, with UD profile for gentle transmission of force
• Overloading indicated by deformation
• The offset ring ensures a better grip on deep-seated or inset nuts or bolts
• Top-grade industrial quality for the hardest of continuous use
• * not standardised