STARRETT - USA

Trammell heads are useful for scribing arcs and circles on large scale work where a set of dividers may not have their reach.

These heads clamp to a wood or metal batten of any suitable length

• Cast-Iron Bodies
• 50B 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
• Tempered steel blades with accurate, machine-divided graduations
• The heads are die cast with black wrinkle finish and have hardened, forged steel divider points
• The points screw into the heads