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____________________ is a air operated drill similar to Jack hammer.

____________________ is a air operated drill similar to Jack hammer. Correct Answer Drifter

Drifter is used for drilling vertical or horizontal holes. They are extensively used in tunnel work and they can drill holes of diameter up to about 120 mm. The cuttings can either be removed by air or water.

Related Questions

At an Electronic Data processing unit, five out of the eight program sets P,Q,R,S,T,U,V and W are to be operated daily. On any one day, except for the first day of a month, only three of the program sets must be the ones that were operated on the previous day. The program operating must also satisfy the following conditions: 1. If program P is to be operated on a day, V can’t be operated on that day. 2. If Q is to be operated on a day, T must be one of the programs to be operated after Q. 3. If R is to be operated on a day, V must be one of the programs to be operated after R. 4. The last program to be operated on any day must be either S or U. If the program sets R and W are to be operated on the first day, which of the following could be the other program on that day?
Two old friends, Jack and Bill, meet after a long time. Jack: Hey, how are you man?
Bill: Not bad, got married and I have three kids now Jack: Thats awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date. Jack: Cool But I still dont know.
Bill : My eldest kid just started taking piano lessons. Jack: Oh now I get it.
How old are Bills kids ?
Which of the following are percussion drills? (i) Shot drill (ii) Diamond drill (iii) Wagon drill (iv) Churn drill
Which of the following are percussion drills?
(i) Shot drill
(ii) Diamond drill
(iii) Wagon drill
(iv) Churn drill
Pipes P and Q fill a cistern in 12 minutes when operated together, Q and R fill it in 20 minutes when operated together and P and R fill it in 15 minutes when operated together. In how many minutes can all 3 pipes fill the cistern if operated together?
A hammer and a screwdriver currently have the same price. If the price of a hammer rises by 6% and the price of a screwdriver goes up by 4%, how much more will it cost to buy 1 hammer and 1 screwdriver?
A hammer having mass 700 g, moving at a speed of 70 ms-1, strikes an object. The object stops the hammer in a very short time of 0.05. What was the force produced by the object on the hammer?
Three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: Some Nails are Hammer. Some Screws are Pliers. All Hammer are Pliers. Conclusions: I. Some Nails are Pliers. II. Some Screws are Hammer. III. Some Nails are Screws.
A hammer is resting on a plane surface. If force P is applied on the hammer along with a line not passing through its centre of mass, them the hammer _____________
John, Jack, Joseph and Jordan participated in a running race. Only the winner finished the race in 10 minutes. Which two pieces of information can tell you who the winner was? (i) John finished the race in 16 minutes . (ii) Joseph finished the race earlier than Jack by 2 minutes. (iii) Jack finished the race later than Jordan by 4 minutes. (iv) Jordan finished the race earlier than John by 6 minutes. (v) John finished the race later than Joseph by minutes.