Safe Use Of Tools(gasfitter)

Question 1

Pipe wrench

Answer 1

Serrated, grip pipe, fitting and round objects.
Back of the hook jaw shouldn’t touch the pipe

Question 2

Hex wrench

Answer 2

Smooth jaw. Grip flat-side objects

Question 3

Spud wrench

Answer 3

Smooth jaw, grip flat side objects, only in 12” wrench size

Question 4

Chain pipe wrench

Answer 4

Used when piping runs are too close together for pipe wrenches to be used
Two types: 1. Uses a length a link chain. 2. Uses a length of roller chain
Serrated jaw

Question 5

Tube cutter

Answer 5

Sizes from 1/8” to 6”
Tube cutters include a reamer or debuting

Question 6

Crosscut saw

Answer 6

Cutting across the gain of wood

Question 7

Ripsaw

Answer 7

Cutting with the gain of the wood

Question 8

Snips

Answer 8

Generally used to cut 18 gauge metal
Commonly compound action snips and aviation type snips

Question 9

Single wheel cutter

Answer 9

Leave only internal burr

Question 10

Multi wheel cutter

Answer 10

Large burr forms on both inside and outside

Question 11

Pipe reamer

Answer 11

To move internal burrs on pipe after the pipe is cut

Question 12

Pipe threader

Answer 12

National pipe thread(NPT) or American standard pipe thread(ASPT)