what is the angle of twist drill

Categories >> Engineering >> Mechanical Engineering
Suggest New Category

Question Posted / mitul

9 Answers
17892 Views
ONGC, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

what is the angle of twist drill..

Answer / mitul

118*

Is This Answer Correct ?

40 Yes

3 No

what is the angle of twist drill..

Answer / rohit mathanker

there is four angle use in twist drill
1 cutting angle it is 118 is quite common but very 80 to
140 degree soft material required large value of it wherse
hard material required low value.

2 lip clearance angle its value varies 8 to 14

3 rake angle it is large for hard material because for
removeing the chip and small for hard material

Is This Answer Correct ?

18 Yes

3 No

what is the angle of twist drill..

Answer / prithwish

118*

Is This Answer Correct ?

9 Yes

1 No

what is the angle of twist drill..

Answer / rohit mathanker

90* angle use for bekelite hard plastic.
118* for cast iron
120 for mild steel

Is This Answer Correct ?

7 Yes

0 No

what is the angle of twist drill..

Answer / prithwish

yes

Is This Answer Correct ?

6 Yes

3 No

what is the angle of twist drill..

Answer / kiran

is cutting angle and point angle same???????
i think cutting angle is angle made by cutting edge to work
surface.. then how will 118 becomes cutting angle?

Is This Answer Correct ?

3 Yes

0 No

what is the angle of twist drill..

Answer / chaitanya pithawa

we cant say from this,because for every material the angle
is different and there is 3 angle of twist drill.
118 is point angle for bronze and cast steel and for
Al,Brass and SS,118 is the min no. of the point angle.

Is This Answer Correct ?

2 Yes

1 No

what is the angle of twist drill..

Answer / andy

118

Is This Answer Correct ?

0 Yes

0 No

what is the angle of twist drill..

Answer / rrb

60 ○

Is This Answer Correct ?

0 Yes

0 No

Post New Answer

More Mechanical Engineering Interview Questions

After any cause of repaired how i start the engine by slow speed 800 to 900 rpm electronic control moudle engine [cummins]

0 Answers Cummins,

can a right hand nut be tightened on a right hand bolt?

4 Answers

What do you mean by cotter joint?

0 Answers

Tell me on steel

0 Answers Tata Steel Limited,

HI FRIENDS, ANY BODY HAVE THE PREVIOUS QUESTION PAPERS OF AEE(MECHANICAL)APPSC CONDUCTED PAPERS WITH ANSWERS,IF U HAVE SEND TO MY MAIL ID ranjith_pvc@yahoo.co.in,................pls.

0 Answers

Which post you can display your talent without have problem?

3 Answers

1: When mesuring the flow of liquid what are the two things to measure? 2: In which industrial process you will use centrifugal separator? 3: If any machinery or transmission needs periodic and regular lubrication what is the best method to give it? 4: Oil melts, grease melts. Is there any other lubrication which is effect at 200 deg c? 5: What is a torque converter? 6: Instead of having individual transmission what is the benefit of unified transmission? 7: What are the different types of mechanism to engage primary moving engine and transmission (in other words how many different types of clutches are there)? 8: In order to ensure constant pressure and constant flow rate of compressed air what should we put between the compressor and end user? 9: What can be the reasons for a metal gasket to leak? 10: The old welding machines used electromagnetic winding to step up the current for welding rods. What is the new principle inside the welding machines?

0 Answers Petrotech,

What is code used in process piping system?

4 Answers

What is difference between Pipe and Tube?

14 Answers Crest, TATA,

Define stanton number [st].

0 Answers

Q-1-what type of bearing used in system? Q2-MEANING OF BEARING SPECIFICATION-ZZ, C3,RS 2Z ZZNR

1 Answers

Purpose of stern tube sealing

0 Answers RRB,

For more Mechanical Engineering Interview Questions Click Here