Starlock E-Cut HCS Saw Blade Curved SL 50X50MM - 5226 AirGuard It has a square back

It has a square back edge

Manufactured to BS EN 771-1

Versatile across surfaces: Ideal for block paving

Porcelain tiles

or you bond it directly to masonry

Starlock E-Cut HCS Saw Blade Curved SL 50X50MM - 5226 AirGuard It has a square backStarlock is Fein's new standard for multitool applications. The Starlock system fits post 03 2016 FEIN & BOSCH oscillating multi tools, both standard OIS and Starlock. Designed with a future proof 'cake tin' pattern designed to give a more secure three dimensional connection giving maximum stability and precision and performance. The accessory information is laser etched onto the blade surface and each blade is designed to give the best performance