This compact set of engineering tools contains six essential marking and measuring tools supplied in a wooden storage case the set contains the following tools faithfull faiesmeasure engineers marking measuring set 6 piece comprises3 x engineers squares 50mm 2in 100mm 4in 150mm 6in are accurate to bs939 grade b standard1 x centre square finder 38mm cap1 x steel rule 150mm 6in1 x scriber 135mm 5in