Taper tap
Second tap
Bottoming tap
Any one of these
C. Bottoming tap
90°
118°
135°
150°
Thread milling
Thread chasing
Thread cutting with single point tool
Thread casting
Hardness of the work and tool material at the operating temperature
Amount and distribution of hard constituents in the work material
Degree of strain hardening in the chip
All of these
Roughing teeth
Semi-finishing teeth
Finishing teeth
All of these
Has no effect on
Increase
Decrease
None of these
V-threads
Whitworth threads
Buttress threads
Acme threads
Hobbing
Shaping with pinion cutter
Shaping with rack cutter
Milling
Rake angles
Relief angles
Face angles
None of these
Adhesion of metals
Oxidation of metals
Diffusion of metals
All of these
Carbon tool steels
Tungsten carbide tools
High speed steel tools
Ceramic tools
Carburizing flame
Oxidizing flame
Oxy-acetylene flame
Neutral flame
5 m/min
10 m/min
15 m/min
30 m/min
0.20
0.30
0.50
0.60
Leading edge of the land with a plane having the axis of the drill
Flank and a plane at right angles to the drill axis
Chisel edge and the lip as viewed from the end of a drill
None of the above
Equal to
Less than
More than
None of these
Rake angle
Cutting angle
Clearance angle
Lip angle
20.56
26.56
30.56
36.56
15 to 19 m/min
25 to 31 m/min
60 to 90 m/min
90 to 120 m/min
Internal cylindrical grinding
Form grinding
External cylindrical grinding
Surface grinding
Sensitive drilling machine
Radial drilling machine
Gang drilling machine
Multiple spindle drilling machine
Turning
Grinding
Boring
Milling
Conventional milling
Climb milling
End milling
Face milling
Brittle metals
Ductile metals
Hard metals
Soft metals
Its end tapered for about three or four threads
Its end tapered for about eight or ten threads
Full threads for the whole of its length
None of the above
Coefficient of friction
Microstructure
Work hardening characteristics
All of these
Equal to
One-fourth
One-half
Double
Negative rake angle
Positive rake angle
Any rake angle
No rake angle
Zero helix angle is used
Low helix angle is used
High helix angle is used
Any helix angle can be used
Counter-boring
Grooving
Knurling
Facing
Equal to 118°
Less than 118°
More than 118°
Any one of these