refitting screw drivers
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Model Agricultural Core Curriculum: Supplement
University of California, Davis911.T 1
Tool Sharpening
Refitting Screw drivers
Joint tip Grind tip
Nicked Correct Rounded
Model Agricultural Core Curriculum: Supplement
University of California, Davis911.T 2
Tool Sharpening
Sharpening A Twist Drill
Beginning sweep with drill
Hold drill at angle
Correct center point Correct bit angles
Model Agricultural Core Curriculum: Supplement
University of California, Davis911.T 3
Tool Sharpening
Sharpening Auger Bits
Straighten spurs File inside of spur
File at about 25 degree angleRemove rust from twist with oil and rope
Model Agricultural Core Curriculum: Supplement
University of California, Davis911.T 4
Tool Sharpening
Reconditioning A Cold Chisel
Proper way to grind chisel
Template for cold chisel
Proper bevel and rounded corners
Grind off mushroomed head
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