Crowfoot spanner 540a size 1/2" with 3/8 inch square drive, length 34.3 mm - Stahlwille 02500032

The 540a crowfoot spanner with size 1/2 inch loosens and tightens imperial nuts and bolts where a socket cannot be fitted over the joint. Its 3/8 inch internal square drive fits ratchets, extensions or torque wrenches. With a length of 34.3 mm and a weight of 37 g it stays compact and easy to handle.

Benefits

• Chrome Alloy Steel, chrome-plated
• 3/8 inch internal square drive for drive tools with a matching external square
• Flat, compact design: length L 34.3 mm, width B 25.4 mm, dimension a 6.3 mm
• Imperial size 1/2" for inch-sized fasteners
• Designed for manual operation

Applications

Manual screwdriving on imperial fasteners with size 1/2" in confined spaces, combined with 3/8 inch ratchets, extensions and torque wrenches with square drive. On a torque wrench the crowfoot extends the lever arm, which must be taken into account when setting the torque.