Alf Tools 1 Way Square 170mm Speed Square 4062000 This reduces intake charge contamination

This reduces intake charge contamination and increases piston ring seal

can move the needle from 0 - 8

Pilot d1=22mm

watchmakers and goldsmiths

Alf Tools 1 Way Square 170mm Speed Square 4062000 This reduces intake charge contaminationThe Alf Tools 1 Way Square is a high quality professional 170mm Speed Square. Great for tradesman to check and mark angles similar to a rafter square or for common applications such as rise and run calculations Tough white ABS plastic with great UV resistance and easy to read increments Easy to use saw guide for 45 and 90 degree angles Large base which is great for gripping onto materials such as framing with an arris Metric increments are easy to