Presentation is loading. Please wait.

Presentation is loading. Please wait.

Screwdrivers Purpose: only to drive screws- not a pry bar or chisel

Similar presentations

Presentation on theme: "Screwdrivers Purpose: only to drive screws- not a pry bar or chisel"— Presentation transcript:

1 Screwdrivers Purpose: only to drive screws- not a pry bar or chisel
Types- Standard Philips Pozidriv Clutch Scrulox (square) Torx Impact driver Scratch Awl- not a screw driver Used for marking

2 Screwdrivers Standard Phillips Blade type tip Several sizes
Insure proper fit Phillips X type tip Several sizes Insure proper fit

3 Screwdrivers Pozidriv Torx Similar to Phillips Tip is not angled
Tip has wedged for tighter fit Only 4 size #1,2,3,4 Torx Star shaped tip Several size T-8 through T-60 are most common

4 Screwdriver Clutch Scrulox (square)

5 Screwdrivers Other Starting Screwdriver Offset Stubby
Used to hold screws Offset Used to get into angled locations Stubby Used in tight areas

6 Screwdriver Safety


8 Impact Driver Impact Driver
The only screw driver you will ever be allowed to strike with a hammer Used to remove extremely tight screws Has several attachment in each of the other type of drivers

9 Pliers Type Slip Joint Channel Locks Needle Nose
Diagonal Cutting Pliers (Dykes) Vise Grips Snap Ring Electrical

10 Pliers Slip Joint Capable of opening very wide
Adjust to several different sizes Gives most leverage Slip Joint Most common type Adjust to 2 different size

11 Pliers Diagonal Cutters Needle nose Commonly referred to as dykes
Used as a cutting tool for wire Also used as a pier to grab items that might slip out of a typical pliers Needle nose Long slender tip for tight space Also help to grip small piece

12 Electrical Pliers Electrical Pliers
Usually a combo of wire cutters, strippers, and crimpers Should be insulated to prevent shock

13 Snap Ring Pliers Snap Ring Pliers
Used for removing and installing snap rings

14 Locking Pliers Vise Grips Brand Name Locking pliers
Variety of types and sizes All are adjustable to grab on tight to the item

15 Hammers Types Ball Peen Sledge Brass Plastic/rawhide Rubber Mallet
Dead Blow Lead Copper Claw Specialty Hammers

16 Hammers Ball-peen Claw 2 sided hammer
Round anvil used for body type work Flat anvil used for general purpose hammering Several sizes and weights Claw Not an automotive hammer Should not be used Flat anvil side used for hammering Claw side used to remove nails

17 Hammers Soft Metal Hammers Sledge Hammer Brass, copper, lead
Used to avoid scarring or damage to surface Head deforms and takes damage instead of part Sledge Hammer Large and heavy Used to free frozen parts Will cause severe damage to delicate parts Several sizes and weights


19 Hammers Plastic/rawhide Rubber Mallet Usually double sided
1 side = plastic 1 side = rawhide Light and soft Used on delicate part to avoid breakage Rubber Mallet Solid rubber head Bounces off solid material Used on sheet metal, plastic, and moldings or wheel covers

20 Hammers Specialty Hammers Dead Blow
Wide variety of hammer used for metal working, body work, and welding applications Dead Blow Plastic coated Filled with lead shot: tiny metal balls Weight of lead shot prevents rebound Coating protects against damage to parts

21 Hammer Safety Always use correct size and type of hammer
Always check condition of head and handle Check for mushrooming of head Insure handle is secured to head Always be careful and keep eyes of work to avoid injury


23 Chisels & Punches Punches- several purpose
Types Center punch Start punch/Drift Pin punch Aligning punch Chisels- used to remove damaged or badly rusted nuts & bolts Types Rivet buster Diamond point Round nose cape Cape flat

24 Punches Center Punch Aligning punch
Used to mark center of hole before drilling Characteristics Sharp point Aligning punch Inserted into predrilled holes Used to line up pin holes Characteristics Long, thin, and little taper

25 Punches Starter Punch/ Drift Pin Punch
Used to partially drive out pins, shafts, and metal rods from holes Characteristics Thick and heavily tapered Pin Punch Finishing Punch Used to drive pins, & shafts out after drift has been used

26 Punches & Chisels General Rules & Safety tips
Use largest size possible Keep both ends ground & sharp Chisel- cutting edge should be sharp & square Center punch- should have sharp point Start & drift- should be flat & square Check for mushrooming of head Dangerous & should be ground off Grinding should be slow to prevent overheating Chisel turns blue= overheating: result in softness

27 Files Used to remove burrs, nicks, and sharp edges to smooth material
Types Coarse: for soft material Fine: for smoother finished surface & harder materials

28 File Safety Never use without handle
Only apply pressure on forward stroke Hold with 2 hands 1 on handle & 1 on tip Hold firm Apply light, even pressure File slowly= 1 stroke per second Clean file with wire brush Never hammer on use as a pry bar Files are brittle and break easily sending small part flying like shrapnel

29 Holding Devices Used to hold work to prevent movement Types
Vise- used to hold parts during cutting, drilling, hammering and pressing Precautions Don’t over tighten Keep parts clean & oiled Cover jaw when clamping smooth, machined material and parts Clamps- hold work to surface such as tables & benches

30 Miscellaneous Hand Tools
Battery post cleaner Battery terminal pliers Magnetic pickup Claw type pickup Wire brush Saws Flash lights Drop light Pry bars Tap & dies Scraper Fuse puller Inspection mirror

Download ppt "Screwdrivers Purpose: only to drive screws- not a pry bar or chisel"

Similar presentations

Ads by Google