Marking Tools

Is it true or false that poor marking out leads to a poor product?

• True

• false

Tick all things we do before marking out.

• Check the tool is sharp or undamaged.

• Report all problems with equipment to Mr R

• Nothing, just use them

• Read the drawing for correct dimensions

What marking tool is used to mark square (90') to an edge on metal?

• Engineers Protractor

• Odd legged calipers

• Engineers square

• Centre Punch

What marking tool is used to mark a line Parallel to an edge on metal?

• Engineers Protractor

• Odd legged calipers

• Engineers square

• Centre Punch

What marking tool is used to mark a line at an angle to an edge on metal?

• Engineers Protractor

• Odd legged calipers

• Engineers square

• Centre Punch

Centre and dot punches look similar but are used for different reasons. Tick all uses for a Centre Punch

• Makes a smaller dot

• Mikes a bigger dot

• Defines marking out lines to make it easy to see where to cut

• Guides drill towards correct position so it does not slip

Centre and dot punches look similar but are used for different reasons. Tick all uses for a Dot Punch

• Makes a smaller dot

• Mikes a bigger dot

• Defines marking out lines to make it easy to see where to cut

• Guides drill towards correct position so it does not slip

Tick all marking tools that should be sharpened when blunt.

• Engineers square

• Dividers

• Centre punch

• Scriber

• Steel rule

Fill in the blank with the correctly spelled tool.

The tool used for making lines on metal by leaving a scratch on the surface and should be sharpened occasionally is a ______________.

What things can go wrong during marking out?

• I cut too far away from the line

• My scriber is not angled correctly on edge of steel rulel so line is marked a distance away from the edge.

• My line is not accurate because my scriber is blunt.

• I do not read the drawing correctly

• I drill the hole in the wrong place.