Moore and Wright Inside Jenny Joint Calipers Nos 341 & 3366 tb42a
	Manufactured from polished tool steel The marking leg is hardened to over 550Hv at the point Leg which holds the round adjustable hardened point is offset Model 341 has a locating spur on the straight leg A large headed nut & screw assembly provides a firm & rigid friction joint, with no play The sizes listed are the effective leg length which is measured from the joint assembly Note: Firm joint caliper capacities are generally 1/3 greater than the effective leg length