• Wider knurl for easier adjustment
• Laser etched scale provides a quick and convenient way to determine fastener size in either sae or metric
• Wide capacity jaw allows each tool to work with more fastener sizes
• Wider handle provides more comfort and less stress to the hand
• Tension spring stabilizes jaw and knurl adjusts easily
• Alloy steel and heat treated
• Proportioned dimensions for greatest strength and minimum weight
• Black oxide finish resists corrosion
• Polished head and regular handle, non-slip grip