Bionic wrench for metric and imperial nuts and bolts. Attacks the bolt / nut on all 6 flat sides to remove the stress and strain on the corners of the bolt. Automatically sizes and grips the workpiece with a simple one-handed operation. Covers 11-20mm and 7/16-¾". 20mm Jaw Opening Steel Construction Black-Oxide-Coated Safety Comfort-Grip

Price: £34.99 from Screwfix

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Stockist	Product Name	Price
Screwfix	Chicago Brand Bionic Bionic Wrench 8"	£34.99	Visit Store