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Published byShawn Thompson Modified over 9 years ago
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Safe Use of Agricultural Mechanics Hand Tools 6831.14
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Sharpen Cutting Tools Hand tools used for cutting should be sharp to improve safety and efficiency
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Use Proper Tool Using the proper tool for the job can reduce or eliminate injuries
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Teeth Fine or small teeth on a saw blade make a smoother cut, but coarse or large teeth cut faster
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Adjustable Wrench Is used to turn various size nuts and bolts
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Brick Trowel Is used to place and spread mortar
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Ball Peen Hammer Is used to hammer metal objects such as punches, chisels, or parts of small engines
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Cold Chisel Is used to cut metal
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Combination Square Is used to mark 45 degree and 90 degree angles
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Combination Wrench Is used to turn both hex and square nuts
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Concrete Float Is used to level concrete
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Coping Saw Is used to cut curves in wood
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Countersink Is used to flare the top of a hole to recess the head for a flathead screw or bolt
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Crosscut Saw Blade is used to cut across the grain of wood
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RIP SAW BLADE CROSS CUT BLADE
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Hacksaw Is used to cut metal, and there should be at least three teeth in contact with the metal
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Long Nose Pliers Are used to reach into recessed areas
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Measuring Tools For wood are usually divided into 16 parts per inch or 1/16ths
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Miter Saw Is used to cut angles
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Nail Hammer Is used to drive nails to fasten one board to another
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Rip Nail
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Ripping Hammer Is used to remove wood and to drive nails
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Rip Saw Blade Is used to cut with the grain of the wood
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Slip Joint Pliers Are used to hold various sizes of materials
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T Bevel Is used to find and transfer various angles
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Try Square Is used to mark 90 degree angles
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Vise Grip Pliers Are used for extra firm holding or gripping
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Wire Strippers Are used to remove insulation from electrical wires, to gauge wires sizes, and to crimp terminals
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Wrecking Bar Is used to rip and pry wood
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Hammer Hold handle near the end away from hammer head to improve accuracy and leverage
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Hammer Large nails require the use of a heavier hammer than small nails
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Hammer Using nails to fasten wood is fast, but is the weakest method
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Hammer Many types of nails are available The correct type should be used for the job
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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
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Measuring and Marking Tools “Measure twice, cut once” is a good rule to follow to reduce the amount of wasted time and materials
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Measuring and Marking Tools Most wood measuring tools are divided into 1/16” marks
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Measuring and Marking Tools The shortest lines on the rule are usually 1/16” measurements
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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
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Measuring and Marking Tools A scratch awl, file, or scriber can be used to mark a scratch on metal
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Measuring and Marking Tools Soapstone is used to mark metal without leaving a permanent scratch
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Metal Cutting Tools Files – since files only cut on the forward stroke, pressure should be reduced on the backstroke
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Metal Cutting Tools Hacksaws – teeth should point away from the handle because most cutting is done on forward strokes
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Metal Cutting Tools Taps and dies – When used to cut threads in metal, oil should be used for lubrication
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Screwdrivers Used the correct size and type for the job
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Screwdrivers A heavy duty screwdriver has a square shank so that a wrench can be used to help remove large screws
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Saws DO NOT saw out the marked line because board will be too small if it was measured and marked accurately
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Saws Saw on the waste side of the mark
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Saws Hand crosscut saw is used to cut off ends of boards across the grain
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Saws Hand ripsaw is used to rip a board
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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
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Saws A coping saw can be use to cope molding and saw curves
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Squares Handle should be held firmly against edge of board
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Squares The combination square can be used as a miter square, plumb bob, level, depth gauge, marking gauge, and inside and outside try square
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Squares A framing square has rafter tables
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Sanding Sand with the grain and use fine or very fine sandpaper to prevent scratches
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Sanding Coarse sandpaper is used to remove large amounts of wood when sanding, but it leaves scratches in the wood
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Safe Use of Agricultural Mechanics Hand Tools 6831.14
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