GoodheartWillcox Co Inc Permission granted to reproduce for

© Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Purchase Quality Tools q With tools, you usually get what you pay for q Quality tools are lighter, stronger, easier to use, usually covered by a warranty, and more dependable than bargain tools © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Keep Tools Organized q For tools to be located quickly, they should be neatly arranged q There should be a place for every tool, and every tool should be in its place © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Keep Tools Clean q Wipe tools clean and dry after each use q Greasy or oily tools can be dangerous! m it is easy to lose your grip on a dirty tool q Cleaning also prevents corrosion from forming on the tools © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Toolbox m stores and protects a technician’s tools when not in use m Never open more than one drawer at a time q Tool Panel m Hangs tools from hooks to locate easily © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Used to install and remove nuts and bolts q Available in both conventional (inch) and metric (millimeter) sizes m size is stamped on the side of the wrench q Wrench size is determined by measuring across the wrench jaws © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Wrench Sizes Imperial (SAE) Metric © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Rules for Wrench Use q Always select the right size wrench must fit the bolt head snugly q Never hammer on a standard wrench m use a longer wrench with more leverage © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Rules for Wrench Use q When possible, pull on the wrench m if the wrench slips, you are less likely to hurt your hand q Never use a steel bar or pipe to increase the length of a wrench m excess force can bend or break the wrench © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Open-End Wrench q Has an open jaw on both ends q Each end is a different size and set at an angle © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Box-End Wrench q Completely closed on both ends q Will not round off bolt heads as easily as an openend wrench q Available with either 6 - or 12 point openings © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Combination Wrench q Box-end on one end and open end on the other q Both ends are same size © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Flare Nut Wrench q Opening allows the wrench to be slipped over fuel lines, brake lines, or power steering lines q Prevents damage to soft fittings © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Hand Wrenches A. Open-end C. Combination © Goodheart-Willcox Co. , Inc. B. Box-end D. Flare Nut wrench Permission granted to reproduce for educational use only

Socket q Cylinder-shaped, box-end tool q One end fits over the fastener, while the other end has a square hole that fits on a handle used for turning © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Socket Terms q Drive size m size of the square opening for the handle m common drive sizes are 1/4", 3/8", 1/2", and 3/4" q Points m Shape of the opening for the bolt head m 6 -point and 12 -point sockets are common © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Socket Terms © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Socket Handles m Ratchet m Breaker bar or flex handle © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Socket Handles m Speed handle m T-handle © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Socket Handles m Torque wrench m Flexible driver © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Extensions Used between a socket and its handle © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Universal Joint Swivel that lets the socket wrench reach around obstructions © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Adjustable Wrench q Has jaws that can be adjusted to fit different size bolt and nut heads q Used only when other type wrenches will not fit © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Pipe Wrench q Adjustable wrench used to grasp cylindrical objects q Toothed jaws actually dig into the object © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Allen Wrench q Hexagonal shaft-type wrench q Used to turn set screws on pulleys, gears, and knobs © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Specialty Wrenches q Ratchet wrench q Flex-combination q Half-moon © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Used to remove or install screws q Available in many shapes and sizes © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Screwdriver Types m Common Screwdriver © Goodheart-Willcox Co. , Inc. m Phillips Permission granted to reproduce for educational use only

Screwdriver Types m Torx Screwdriver m Robertson Screwdriver © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Screwdriver Types m Offset m Stubby © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Selecting a Screwdriver tip must fit in the slot perfectly © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Used to grip, cut, crimp, hold, and bend q Pliers can nick and scar a part © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Combination (Slip-Joint) Pliers Slip-joint allows the jaws to be adjusted to grasp different size parts © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Channel Lock Pliers Open extra wide for holding very large objects. © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Needle Nose Pliers Excellent for handling extremely small parts or reaching into highly restricted areas © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Diagonal Cutting Pliers Also known as wire cutters © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Locking Pliers (Vise Grips) Clamp onto and hold a part. Sometimes used to unscrew fasteners with stripped or rounded heads. © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Snap Ring Pliers Sharp, pointed tips are used for installing and removing special clips © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Always check that the hammer head is tight on the handle q Use a brass, plastic, or dead blow hammer on parts and tools that can be damaged by a steel hammer q Grasp the hammer near the end of the handle © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Ball Peen Hammer The flat face is for general striking. The round end is for shaping metal parts © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Sledge Hammer Heavy hammer that produces powerful blows © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Plastic Hammer Light hammer with a soft head. Used where light blows are needed to prevent part breakage or damage. © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Chisels m used for cutting off rivet heads and damaged or badly rusted nuts and bolts q Punches m used to mark or make an indentation in metal or to drive parts like pins or bolts out of holes © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Chisels and Punches A. Flat chisel B. Cape chisel C. Round-nose chisel D. Diamond-point chisel E. Holder F. Center punch G. Pin punch H. Long, tapered punch I. Starting punch © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Center Punch Used to mark parts for reassembly and to start a hole before drilling © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Chisel and Punch Rules Grind off the mushroom and form a chamfer © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Remove burrs, nicks, and sharp edges and perform other smoothing operations q Useful when only a small amount of material must be removed © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Types of Files © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q A hacksaw is the saw most frequently used m blade teeth should point away from the handle © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

Vise © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

q Strong steel bars that are commonly used when adjusting the tension of engine belts q When prying, always be careful to not damage any part of the vehicle © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only

The End © Goodheart-Willcox Co. , Inc. Permission granted to reproduce for educational use only