General description The Laser Tools Flexible Crows Foot Wrench is an 18mm flexi-head tool designed for use with a 3/8" square drive ratchet. Its flexible head allows for easy access in awkward or hard-to-reach areas, making it perfect for working on flare nuts or sensors. Technical specifications Size: 18mm Drive: 3/8" square Extension bar length: 43mm (from pivot point) Profile: Bi-Hex (12pt) Material: Chrome vanadium Coating: Manganese phosphate for corrosion resistance Usage Ideal for removing brake lines Suitable for fuel lines Effective for hydraulic lines Other information Part of a range of 3/8"D flexible crows foot wrenches from 10mm to 22mm (Part Nos. 8425 - 8437)