Crowring spanner No. 440a AF 1 1/4 inch 1/2 inch drive, length 62.5 mm - Stahlwille 03490056

When a nut or bolt with 1 1/4 inch AF is to be tightened via a square drive, the Crowring spanner No. 440a combines a ring spanner head with a 1/2 inch internal square. At 62.5 mm long and weighing 137 g, it fits a ratchet, extension or torque wrench with a 1/2 inch output square. According to the manufacturer, it is also intended for the Volvo aircraft engine type JAS.

Benefits

• Bi-hex with AS-Drive profile for a secure fit on the fastener
• 1/2 inch internal drive square for common ratchets, extensions and torque wrenches
• Flat ring head, 48 mm wide and 62.5 mm long
• Chrome Alloy Steel, chrome-plated
• According to the manufacturer suitable for Volvo aircraft engine, type JAS
• Designed for manual operation

Applications

Socket tool for assembly, maintenance and servicing in workshops and industry, particularly as an addition to a torque wrench when bolted joints with 1 1/4 inch AF are tightened via a square drive.