Snap-on Industrial Brands Ratcheting Box End Wrench RB-3440

DOUBLE END, STRAIGHT TYPE 15-1/8 INCH OVERALL LENGTH 1-1/16 SMALLER END SIZE - FRACTIONAL 1-1/4 LARGER END SIZE - FRACTIONAL 1.0625 SMALLER END SIZE - DECIMAL 1.25 LARGER END SIZE - DECIMAL 1-1/16 INCH SMALLER END SIZE 1-1/4 INCH LARGER END SIZE WILLIAMS. BRAND APPLICABLE STANDARD FEDERAL SPECIFICATION GGG-W-001405 NUMBER OF POINTS 12 HEAD DIAMETER 1-29/32 INCH SMALLER END X 2-9/32 INCH LARGER END WEIGHT 1.3 LB COATING CHROME FINISH HEAD SIZE 9/16 INCH LARGER END SIZE - DECIMAL - UOM IN SMALLER END SIZE - DECIMAL - UOM IN RB MODEL