____________ type Trencher can dig a trench up to 10 m in depth and 4 m in width.

The _________ is gripped by a chuck at one end of the drill and is pressed against the target material and rotated.

_________________ type of excavator is used for digging below, at or above operating level in a vertical range.

_________________ is a self-propelled drill.

________________ are Steel bits which are screwed to the ends of drill rods and they can be attached to or removed from …

The ____________ rollers are considered most suitable for compacting clayey soil or soil containing mixture of sand and …

_________________ type of rollers rely upon their deadweight to carry out consolidation work.

________________ based lubricants do not work well on diamond drill bits.