3/8" Drive SAE #18, 9/16" Hex, Shallow Spline Socket | FES180B Mobile Workstations mm B : 17–20

mm B : 17–20

• Tip Size : T25

inches F : 3-1/16

• Welded gussets in four corners help keep cabinet square

• Extensions have the smallest diameter shank allowing greater accessibility

3/8" Drive SAE #18, 9/16" Hex, Shallow Spline Socket | FES180B Mobile Workstations mm B : 17–20Sockets comply with AS954, Military Specification MS 33787 and MIL W 8982 Use on high tensile strength spline nuts and bolts widely used on both military and commercial aircraft Unique spline wrenching configuration also allows for use on ordinary 6 and 12 point fasteners with an advantage similar to the Snap on Flank Drive wrenching system Manufactured from special alloy steel and heat treated for optimum strength and durability Nickel chrome plating