Transcription of DRILL PRESS SPEED CHART - Meredith Corporation
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DRILL PRESS SPEED CHARTR ecommended operating speeds (RPM)AccessorySoftwood (Pine) Hardwood(Hard Maple)AcrylicBrassAluminum SteelShop NotesTwist DRILL bits*300030001500 75030001500 750 500250020001500 NR30001200 750 400300025001500100030001000 600 350 Lubricate DRILL with oil when cutting steel1/8" or center punch on all holes to preventdrill from " - 3/16"1/4" - 3/8"7/16" - 5/8"11/16" - 1"Black & Decker Bullet pilot-point bits*1/8" - 3/16"1/4" - 3/8"1/2"30003000300030003000150030002400 160020001500150015001000 750300020001200 Good all-around cut more quickly than brad pointsand twist bits*1/8"1/4"3/8"1/2"5/8"3/4"3/8"1"18001 80018001800180014001200100012001000 750 750 500 250 250
Plug cutters Flex disc sander Grinding wheel Circle cutter Flap sander Polishing wheel Shear-cutting countersink Countersink screw pilot bit Taper drill bit with countersink Drum sander Plug cutter Countersink All sizes 1000 500 NR NR NR NR Cut to full depth so bit chamfers plug.
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