The cutting portion of a drill is to be welded to its shank. The process best suited for this is

The cutting portion of a drill is to be welded to its shank. The proce

1.	The cutting portion of a drill is to be welded to its shank. The process best suited for this is
A.	ultrasonic welding
B.	electron beam welding
C.	friction welding
D.	laser welding
Answer» D. laser welding

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The cutting portion of a drill is to be welded to its shank. The process best suited for this is

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