Weighs 50% less than the standard 12" wrench with the same capacity. Longer, thinner jaws accommodate bigger nuts and bolts, and easier access to confined areas. Precision ground sizing wheel for smooth, accurate sizing. 8" of durable chrome vanadium steel. Perfectly parallel jaw surfaces grip safely, reducing the possibility of fastener damage. Measurement scales in both standard and metric for easy sizing. Code Blue grips for ultimate comfort on the job. SPECIFICATIONS: Length (in): 8.5 Length (mm): 216 Capacity(in): 1 5/8 Capacity(mm): 41 Weight(oz): 12.64 Weight(g): 358 Head Width(in): 2 3/4 Head Width(mm): 70 Head Thickness(in): 17/32 Head Thickness(mm): 13.5 Tip of Jaw Thickness(in): 9/32 Tip of Jaw Thickness(mm): 7 Handle Thickness(in): 7/8 Handle Thickness(mm): 22