A scarce 2 3/4 inch brace centre bit by James FROST of Norwich.

Marked 'J FROST NORWICH' on the shank.

This large bit has two nickers or spurs, designed to break up the shavings during use.

The overall width of the bit is 2¹/₂ inches and the distance between the centre point and the outer spur cutter is 1³/₈".

8⁷/₈ inches overall length.