1. SHEET METAL WORK TOOLS LESSON 7 MALLETS BENCH VICE ‘C’ CLAMP PLIERS
STAKES

2. MALLETS
MALETS ARE MADE OF HARD WOOD.WHEN USING ANY METAL HAMMERS FOR FLATENING THE SHEET METAL THE FACE OF THE HAMMER MAY DAMAGE OR IMPRESSION ON THE SHEET MORE THAN WHAT IS REQUIRED FOR THE JOB.TO AVOID SUCH DAMAGE AND A IMPRESSION MALLETS ARE USED
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3. TYPES OF MALLETS
ORDINARY MALLETS
BOSSING MALLETS
END FAKED MALLETS
RAW HIDE MALLETS
SPECIFICATION
IT IS SPECIFIED BY THE DIA METER & THE SHAPE OF THE FACE.

4. TYPES OF MALLETS

5. BENCH VICE
VICES ARE USED FOR HOLDING WORK PIECES.THE VISE USED FOR BENCH WORK IS CALLED THE BENCH VICES.
THE SIZES OF THE VICES IS SPECIFIED BY THE WIDTH OF THE JAW.
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6. PARTS OF THE BENCH VICE
FIXED JAW JAW PLATES
MOVABLE JAW
SPINDLE
HANDLE
BOX NUT
JAW PLATES
IT IS RECOMMENDED THAT THE HEIGHT OF THE TOP OF VICE SHOULD MATE IN THE HEIGHT OF THE ELBOW & HEIGHT OF THE WORK BENCH SHOULD MATCH THE HEIGHT OF THE WRIST OF THE WORKES.

7. “C” CLAMP
IT IS A CLAMPING DEVICE USED FOR HOLDING OR ALLISNING THE WORK PIECE, IN POSITION READLY FOR PERFORMING OPERATIONS LIKE FOLDING, FORMING, WELDING, SOLDERING, SCREWING, RIVETING ETC.
IT IS AVAILABLE IN VARIOUS OF SIZES RANGING FROM 50MM TO 300MM & WEIGHT ACCORDING TO IT’S USE.
EXAMPLE :- GENERAL PURPOSE MEDIUM & HEAVY DUTY WORK.

8. STAKES
STAKES ARE THE SHEET METAL WORKS ANVILS USED FOR BENDING, SEAMING OR FORMING.THEY ACTUALLY WORK AS SUPPORTING TOOLS AS WELL AS A FORMING TOOLS.
STAKES MADE IN DIFFERENT SHAPES, SIZES TO SUIT THE TYPES OF OPERATIONS
THE BATTER CLASS STAKES ARE MADE EITHER OF FORGED STEL OR OF CAST STEEL.
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9. TYPES OF STAKES
ROUND BOTTOM STAKE
HATCHET STAKE
HALF MOON STAKE
FANNEL STAKE
BLACK IRON STAKE
CEASING IRON STAKE
PIPE STAKE OR SQUARE EDGES
TINMAN’S ANVIL
TINMAN’S HARSE
A PART FROM THESE STAKES SPECIAL TYPES OF STAKES ARE ALSO AVAILABLE TO SUIT DIFFERENT TYPES OF JOBS.