Stanley FatMax FMHT0-20559 Folding Jab Saw £6.50 (Prime) £10.49 (Non Prime) @ Amazon

Ebay - Free-to-Collect items listing

Found by johnwillowlfc

Cheapest its ever been.

The folding mechanism allows three blade positions at 90 , 135 and 180 for improved access in tight spaces. Blade has a sharp point, ideal for punching through plasterboard. Triple ground teeth for 50% faster cutting. Folding mechanism allows for safer storage when not in use and takes up less room in your toolbox