Hand Tools Flashcards
Standard screwdriver must fit ____ of the screw slot.
75%
Box end wrench:
Light duty
Medium duty
Heavy duty
LD 16 points
MD 12 points
HD 6-8 points
Phillips and torque set screwdrivers must fit ___ of the recess.
100%
Pliers used for safety wiring:
Duck Bill, Needle Nose, and diagonal Cutting Pliers
Vise Grip Pliers are NOT used for ____.
Safety wiring or removing nuts, bolts, tube fittings or items that may be reused later.
Formula For Torque
(T)orque = (F)orce x (A) length of wrench
What is the calculated torque for 50 pounds of force applied to a wrench 12 inches long?
600 inch pounds
What is the acceptable range of a torque wrench?
20% of the rated value up to the rated value.
Ex: TW rated for 10-200 lbs.
20% of 200 = 40 lbs.
acceptable range = 40 - 200
What is 60 inch pounds converted to foot pounds?
5 foot pounds
What is 36 inch pounds converted to foot pounds?
3 foot pounds
What is 9 foot pounds converted to inch pounds?
108 inch pounds.
What method is used to tightening a series of nuts or bolt heads?
Diametrically opposed pattern
True or false:
Tighten bolts as much as possible when first installed.
False
What hammers are used?
Ball Peen and Soft Faced Hammer (mallet)
What are the types of punches used?
Center, Aligning, Starting, and Pin punches
