what is a centre punch used for ? | to mark the centre of a point |
what is a pin punch used for ? | removing a rivet or fastener tails |
what should be used to clean a handle file? | a file card |
what are diagonal cutter used for ? | to cut safety wire and install cotter pins |
which way do green aviation tin snips cut ? | right |
what way do yellow aviation tin snips cut ? | straight |
what way do red aviation tin snip cut? | left |
when should a torque wrench be calibrated ? | yearly or when physically damaged |
list the 5 cuts of hand files starting at the smoothest..... | dead smooth, smooth, second, bastard and coarse |
when would duck bill pliers come in use in an aviation environment? | when twisting lock wire |
what are the 5 parts of a hand file ? | Tang, Heel, Face, Edge and Point |
what is a Tang on a hand file ? | the sharp end in which the file fits into |
what is the heel of the hand file ? | the area above the tang where the main body of the file starts |
what is the face of a hand file? | the long flat surface of the file used as the primary cutting surface |
what is the edge of a hand file ? | long narrow surface perpendicular to the face |
what is the point of the handle file ? | end of the file opposite of the tang |
what direction should the hacksaw blade teeth be installed ? | cutting blade forward and teeth on angle |
why do we use 12 point wrenches ? | better starting points and used for 12 point nuts |
when is the right time to use a speed handle ? | when removing a large number of screws and when in flammable environments when power tools can not be used |
what is the range that number drills sizes | 90-1 *smaller the number the bigger the drill |
why do we use off set wrenches? | to gain access into tight areas |
how much smaller should a hole be drilled that is to be reamed ? | 1-3 thou |
whats the purpose of jig saw blade thickness ? | the thicker the blade the better chance of getting a straight line |
what is the common metal that drill bits are manufactured from ? | High Speed Steel (HSS) |
What determines the type of grinding wheel abrasiveness ? | hardness and type of material |
why do we ream a hole in preparation for rivet installation ? | the hole needs to be completely round for the rivet to fit and for clearance fit, reamers allow for this to happen |
how should we store torque wrenches ? | Set to 0 and put back into case, stored somewhere on it own in tool box |
what torque denominations are mainly used in North America | SAE |
describe an offset screwdriver | a screwdriver with the blade at right angles to the shaft for use where a straight screwdriver cannot reach the screwhead |
when is the use of vice grip acceptable ? | almost NEVER, UNLESS screw has been stripped |
what does low feed mean when drilling aluminum? | low feed is the pressure on the drill |
what dose high speed mean when drilling aluminum ? | high speed is the speed the drill is moving at |
what is a common drill bit angle ? | 59 or 118 |
what are the 3 common methods of identifying twist drills ? | number, letter and fractional |
name the two most common types of dies? | spit and solid die |
how are internal threads made ? | with a tap |
how are external threads made ? | with a die |