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_________________ is the modified form of Jack hammer.

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in Construction & Building Materials by (190k points)
_________________ is the modified form of Jack hammer.

(a) Tripod drill

(b) Wagon drill

(c) Piston hammer

(d) Stop hammer

The question was asked in an online quiz.

Origin of the question is Equipments in section Construction Equipments of Construction & Building Materials

1 Answer

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Correct choice is (d) Stop hammer

Easy explanation: Stop hammer is used for overhead drilling as in case of a tunnel. The feeding of Stop Hammer maybe automatic or hand operated.

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