Tool Identification and Use

Where do you buy tools? Dealers Snap-On Mac Retail Stores Canadian Tire Wal-Mart

Tool Material What makes a quality tool? Made of high-strength alloy steel Light and easy to use Highly polished – Easy to clean – Comfortable to handle

Handling and Storage Where and how should you store tools? Keep tools stored in a roll-type tool cabinet Remove oil and dirt from tools – Dirt can damage moving parts of tools Lightly oil clean tools to prevent rust

Hammers Ball Peen Used for general striking work One rounded striking face One flat striking face Available in a range of sizes from a few ounces to several pounds

Hammers Sledge Hammer Large flat head Made of metal Able to distribute force over a wide area

Hammers Brass Hammer Used to prevent marring the work surface being struck Head made out of brass

Hammers Plastic Tip Hammer Used to prevent marring the work surface being struck Similar to brass hammer, but plastic is an even softer material

Hammers Rubber Mallet Usually made of solid rubber Some Rubber Mallets have an internal cavity in the head filled with lead shot These are called “Dead Blow Mallets” and prevent rebound when striking

Chisels Come in a variety of sizes and types Used for cutting bolts and rivets Can be held in hand or secured with a holder

Chisels Using a chisel holder protects your hands when striking with a hammer Chisel Holder

Punches Starting Punch Has a tapper that ends with a flat tip Used for driving out rivets after the heads have been cut off

Punches Drift Punch Has the same diameter for the majority of its length Used for driving out rivets after the starting punch

Punches Aligning Punch Has a long gradual taper and a finer point than the starting punch Used to align corresponding holes Punch is pushed through the holes and then pulled upright to align them

Punches Center Punch Used to mark materials before drilling or marking parts When used for drilling, a small impression is made in the material to align the drill bit

Files Common File Types Flat Mill Half-Round Round Square Triangular All file types come in different sizes and with cutting edges that range from coarse to fine.

Files File Cut Rough to Smooth depends on the number and size of cutting edges

Files Files should have a handle firmly attached to the tang This allows a firm grip and prevents the tang from piercing the hand

Files Rotary Files Come in a selection of shapes and sizes Designed to be used in a hand drill or hand held air grinder

Drills Power Drills Operated by compressed air or electric motors Either type of power drill uses a chuck to secure drill bits 3/8” and ½” are the most common sizes This size means the largest drill bit size the chuck can fit

Drills Cordless Drills Able to fit into tight spots a power cord or air hose cannot With the use of adapters they can be used as screw and nut drivers Useful for quickly removing component screws and bolts

Drills Drill Press Drill motor and chuck are mounted on a stand Material to be drilled is mounted directly below on table Drill bit is lowered into work by turning hand lever Eliminates the need to hold drill and ensures proper alignment

Drills Drill Press Can only be used on parts that will fit on the mounting table CANNOT be taken to the vehicle for drilling on a part that cannot be removed

Drills Drill Bits “Chucked” in a drill’s chuck Does the actual cutting when drilling holes Available in fractional inch sizes (standard) or metric Usually made of either carbon steel, high-speed steel, and cobalt steel alloys

Reamers Used to enlarge or shape holes Makes the hole more accurate in size and smoother NOT be used to make deep metal cuts Should only cut a few thousandths of an inch at a time

Reamers Some reamers are a fixed size, some are adjustable Tapered reamers are good for removing burrs and for starting taps