Snap-on Industrial Brands Open End Wrench 3760

DOUBLE END TYPE 18 1/2 INCH OVERALL LENGTH 1.875 SMALLER END SIZE - FRACTIONAL 1.875 LARGER END SIZE - FRACTIONAL 1 7/8 INCH SMALLER END SIZE 1 7/8 INCH LARGER END SIZE 9/16 INCH HEAD THICKNESS 15 DEG, 60 DEG OFFSET ANGLE WILLIAMS[R] BRAND APPLICABLE STANDARD ANSI B107.39 HEAD DIAMETER 3 11/16 INCH