Making Holes in Plastics

Question 1

What materials are twist drills normally made out of?

Answer 1

HSS High Speed Steel

Question 2

Plastics can be drilled using a hand drill or a _______ drill

Answer 2

PILLAR

Question 3

Another name for a pillar drill is a ________ drill

Answer 3

SENSITITVE drill because you can feel the drill cutting into the work as the feed handle is turned

Question 4

what could happen to acrylic for example, if you drilled a hole too close to the edge?

Answer 4

It could crack

Question 5

When drilling a hole using the pillar drill, you have to check the dill speed because small drills need a ______ speed and large drills need a ______ feed

Answer 5

fast

slow

Question 6

larger diameter holes can be made using a ____ ___ _______ running at very slow speed

Answer 6

HOLE SAW CUTTER

Question 7

large diameter holes, including square and rectangular ones, can be cut out using an ______ or COPING saw

Answer 7

ABRAFILE

Question 8

name 4 materials that connect sheet and tube drills can cut clean quick holes through

Answer 8

non-ferrous metals
plastics
formica
plywood