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Starrett 50B Improved Trammel Heads with Divider Points and Pencil Socket, 3 Inch Point Size
The head is die cast with black wrinkle finish and have hardened, forged steel divider points. The points screw into the heads, and the pencil socket accompanying each set of trammel heads can be used in place of either point. A beam is not furnished with these trammels. The heads will accommodate a beam up to 3/8 thick and 3/4 wide. Cast-Iron Bodies. 50A has an adjustable point for increased precision.Through hardened steel divider points. Reversible lock bolt allows choice of which graduated side of the blade faces the operator. Protractor heads are made of stable cast iron and finished with a choice of attractive black wrinkle

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Price: $138.65