Silverline Heavy Duty Combination Square 300mm

Amazon

Die-cast aluminium with steel blade Built-in spirit level with scriber Clear metric & imperial graduations Accurate milled face Knurled adjustment screw, Weight: 3.9903669422E-4 Pounds, Manufacturer: SLTL4

Zoro Tools

Accurate, heavy duty, die-cast aluminium square with hardened steel blade. Built-in spirit level with scriber. Clear metric and imperial graduations. Accurately milled face. Knurled adjustment screw.