Cooling is ineffective

drill is not sharp

Clearance angle is incorrect

Any of the above

Knurling operation to be done at high speeds

Knurling operation is a forming operation

Knurling is done on a workpiece for gripping and good appearance

Diamond knurling is one type of knurling pattern

Short bevel lead

Long taper lead

Straight flutes

Square end

The job axis is kept out of alignment to the lathe axis and the tool made to move parallel to the lathe axis

The job axis is kept in line with the lathe axis and the tool made to move at an angle to the lathe axis

The job axis is kept out of alignment to the lathe axis and the tool is made to move at an angle to the lathe axis

The head and tail stocks move in the opposite direction to keep the live and dead centres out of alignment

Reference in defining the geometry of the object

To identify the date on which drawing was released

Reference in defining the layout of the drawing

Related to projection of the drawing