i. Scriber: It is used to mark on draw lines or metals before cutting or drilling
ii Spring divider: It is used to draw arcs, circles or lines on metals
iii. Centre punch: It is used to mark or locate a point with the aid of a hammer before drilling or cutting.
iv. Trammel: It is used to mark large arcs or circles on metals
v. Dot punch : Used to locate points on metals in form of dots.
vi. Odd – leg calipers: Used to find out the centre of a round bar.
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