Engineers' Trammel Heads Pair 3/8"-1-1/2" HT04-18 all are 1/2" shank

all are 1/2" shank

Made of a square section lead bar encased in a smooth plastic body

Specifications Height: 7-7/8" (200 mm)

they deliver smoother

Engineers' Trammel Heads Pair 3/8"-1-1/2" HT04-18 all are 1/2" shankThe Engineers' Trammel Heads Pair 3 8" 1 1 2" are suitable for laying out the distance between two points as well as scribing arcs and circles. To be used in conjunction with any wood off cut between 3 4 to 1 1 2 wide, minimum thickness of 3 8. Suitable for beam width: 38mm (3 8") and beam thickness: 19 x 38mm (3 8" 1 1 2"). Sold per pair. Shipping Billing Information This product ships direct from the manufacturer: Your order will ship in