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Safe Use of Agricultural Mechanics Hand Tools 6831.14.

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Presentation on theme: "Safe Use of Agricultural Mechanics Hand Tools 6831.14."— Presentation transcript:

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2 Safe Use of Agricultural Mechanics Hand Tools 6831.14

3 Sharpen Cutting Tools Hand tools used for cutting should be sharp to improve safety and efficiency

4 Use Proper Tool Using the proper tool for the job can reduce or eliminate injuries

5 Teeth Fine or small teeth on a saw blade make a smoother cut, but coarse or large teeth cut faster

6 Adjustable Wrench Is used to turn various size nuts and bolts

7 Brick Trowel Is used to place and spread mortar

8 Ball Peen Hammer Is used to hammer metal objects such as punches, chisels, or parts of small engines

9 Cold Chisel Is used to cut metal

10 Combination Square Is used to mark 45 degree and 90 degree angles

11 Combination Wrench Is used to turn both hex and square nuts

12 Concrete Float Is used to level concrete

13 Coping Saw Is used to cut curves in wood

14 Countersink Is used to flare the top of a hole to recess the head for a flathead screw or bolt

15 Crosscut Saw Blade is used to cut across the grain of wood

16 Hacksaw Is used to cut metal, and there should be at least three teeth in contact with the metal

17 Long Nose Pliers Are used to reach into recessed areas

18 Measuring Tools For wood are usually divided into 16 parts per inch or 1/16ths

19 Miter Saw Is used to cut angles

20 Nail Hammer Is used to drive nails to fasten one board to another

21 Ripping Hammer Is used to remove wood and to drive nails

22 Rip Saw Blade Is used to cut with the grain of the wood

23 Slip Joint Pliers Are used to hold various sizes of materials

24 T Bevel Is used to find and transfer various angles

25 Try Square Is used to mark 90 degree angles

26 Vise Grip Pliers Are used for extra firm holding or gripping

27 Wire Strippers Are used to remove insulation from electrical wires, to gauge wires sizes, and to crimp terminals

28 Wrecking Bar Is used to rip and pry wood

29 Hammer Hold handle near the end away from hammer head to improve accuracy and leverage

30 Hammer Large nails require the us of a heavier hammer than small nails

31 Hammer Using nails to fasten wood is fast, but is the weakest method

32 Hammer Many types of nails are available The correct type should be used for the job

33 Hammer Common nails are use most in construction, but finishing nails should be used when the head needs to be set below the surface of the wood

34 Measuring and Marking Tools “Measure twice, cut once” is a good rule to follow to reduce the amount of wasted time and materials

35 Measuring and Marking Tools Most wood measuring tools are divided into 1/16” marks

36 Measuring and Marking Tools The shortest lines on the rule are usually 1/16” measurements

37 Measuring and Marking Tools The string of a chalk line should be stretched tight and snapped in the middle to mark an accurate long straight line

38 Measuring and Marking Tools A scratch awl, file, or scriber can be used to mark a scratch on metal

39 Measuring and Marking Tools Soapstone is used to mark metal without leaving a permanent scratch

40 Metal Cutting Tools Files – since files only cut on the forward stroke, pressure should be reduced on the backstroke

41 Metal Cutting Tools Hacksaws – teeth should point away from the handle because most cutting is done on forward strokes

42 Metal Cutting Tools Taps and dies – When used to cut threads in metal, oil should be used for lubrication

43 Screwdrivers Used the correct size and type for the job

44 Screwdrivers A heavy duty screwdriver has a square shank so that a wrench can be used to help remove large screws

45 Saws DO NOT saw out the marked line because board will be too small if it was measured and marked accurately

46 Saws Saw on the waste side of the mark

47 Saws Hand crosscut saw is used to cut off ends of boards across the grain

48 Saws Hand ripsaw is used to rip a board

49 Saws Coping saw has a very narrow, thin blade that can be removed and inserted in a hole to saw out a hole in the middle of a board

50 Saws A coping saw can be use to cope molding and saw curves

51 Squares Handle should be held firmly against edge of board

52 Squares The combination square can be used as a miter square, plumb bob, level, depth gauge, marking gauge, and inside and outside try square

53 Squares A framing square has rafter tables

54 Sanding Sand with the grain and use fine or very fine sandpaper to prevent scratches during final finishing

55 Sanding Coarse sandpaper is used to remove large amounts of wood when sanding, but it leaves scratches in the wood

56 Safe Use of Agricultural Mechanics Hand Tools 6831.14


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