SHEET METAL WORK TOOLS

• MALLETS

• BENCH VICE

• ‘C’ CLAMP

• PLIERS

• STAKES

LESSON 7

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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TYPES OF MALLETS

1. ORDINARY MALLETS

2. BOSSING MALLETS

3. END FAKED MALLETS

4. RAW HIDE MALLETS

SPECIFICATION

IT IS SPECIFIED BY THE DIA METER & THE SHAPE OF THE FACE.

TYPES OF MALLETS

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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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.

“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.

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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TYPES OF STAKES1. ROUND BOTTOM STAKE2. HATCHET STAKE3. HALF MOON STAKE4. FANNEL STAKE5. BLACK IRON STAKE6. CEASING IRON STAKE7. PIPE STAKE OR SQUARE EDGES 8. TINMAN’S ANVIL9. TINMAN’S HARSE A PART FROM THESE STAKES SPECIAL

TYPES OF STAKES ARE ALSO AVAILABLE TO SUIT DIFFERENT TYPES OF JOBS.