Williams JHW1218MNRC | 18 mm - Combination Ratcheting Wrench, 12 Point, High Polish Chrome Finish 72-tooth gear requires only 5° of ratcheting arc to engage next gear High polish satin-chrome finish cleans easily & protects against corrosion Thin profile is perfect for tight clearances where accessibility is critical 12-point ratcheting box end allows for superior fastener engagement