A ______________ roller is a multi purpose roller which is used for various purposes and for practically all type of roa…

A ____________ consists of a coil whose diameter is about 50 mm to 100 mm.

________________ is used for rolling and compacting the subgrade, the base and the surface of many types of roads.

__________________ is used in a power or hand drill to form the conical recess for the heads of countersunk screws.

In _____________ type of crane, heavy temporary staging or platform is prepared for the working of the crane.

The conception of providing Arial _____ developed from the need to provide an economical alternative to road and Railway…

A __________ is a power driven hammer used to shape forgings.

_________________ bits are specially used for very hard materials.