AIM: DRILLING, REAMING & TAPPING TOOLS REQUIRED 1. TRY SQUARE & TAP WRENCH 2. 12" BASTARD FLAT & 6" SMOOTH FLAT FILES 3. COUNTER SUNK 4. CENTER PUNCH & HAMMER 5. TAP SET :- M6 AND M10 6. DRILL BITS :- 9.4mm, 4.2mm & 6mm. 7. REAMER :- 9.6mm, 4.7mm &10mm. MATERIALS REQUIRED 1. 100 x 50 x 12 M.S FLAT 2. MARKING BLUE 3. OIL 4. CLEANING BRUSH 5. COTTON WASTE PROCEDURE 1. FILE THE WORK PIECE INTO THE RECTANGULAR SHAPE OF 100mm LENGTH AND 45mm HEIGHT. ENSURE THAT ALL ADJACENT SIDES ARE MUTUALLY PERPENDICULAR TO EACH OTHER. 2. THEN MARK THE WORK PIECE AS PER THE GIVEN DRAWING BY USING A VERNIER HEIGHT GAUGE. 3. AFTER MARKING PUNCH ALL CENTER POINTS FOR DRILLING BY USING A CENTER PUNCH AND HAMMER. 4. DRILL THE WORK PIECE AS PER THE DRAWING BY USING 9.4mm, 4.2mm & 6mm. DRILL BITS. APPLY THE COOLANT WHILE DRILLING. 5. THEN REAM THE DRILLED HOLES FOR BETTER FINISHING BY USING 9.6mm, 4.7mm &10mm REAMERS. APPLY OIL WHILE REAMING. AFTER REAMING C...
A study material for Automobile Engineering, MAEE, MMV, Diesel mechanic and Mechanical students. (Both KGCE & NCVT)