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DRILLSDRILLS
USED TO TURN DRILL BITS AND USED TO TURN DRILL BITS AND OTHER OBJECTSOTHER OBJECTS
CAN BE VARIABLE SPEED (VS)CAN BE VARIABLE SPEED (VS)– THE FARTHER YOU PULL THE TRIGGER THE FARTHER YOU PULL THE TRIGGER
THE FASTER IT GOESTHE FASTER IT GOES CAN BE REVERSIBLE CAN BE REVERSIBLE
– FLIP OF A SWITCHFLIP OF A SWITCH CAN BE BOTH (VSR)CAN BE BOTH (VSR)
DRILL SAFETYDRILL SAFETY
UNPLUG BEFORE CHANGING BITSUNPLUG BEFORE CHANGING BITS HANG ON FIRMLYHANG ON FIRMLY PUSH THE WAY YOU WANT IT TO GOPUSH THE WAY YOU WANT IT TO GO DON’T OVER-SPEEDDON’T OVER-SPEED LUBRICATE BIT WHILE CUTTING LUBRICATE BIT WHILE CUTTING
MOST METALMOST METAL ALWAYS SUPPORT WHAT YOU ARE ALWAYS SUPPORT WHAT YOU ARE
DRILLING IN A VICEDRILLING IN A VICE
TYPES OF DRILLSTYPES OF DRILLS
COMMONCHUCK SIZES1/4”, 3/8”, 1/2” HAMMER DRILL
CORDLESSKEYLESS
DRILL PRESS
TWIST DRILLSTWIST DRILLS
COME INCOME IN– FRACTIONAL SETSFRACTIONAL SETS– NUMBERED SETSNUMBERED SETS– LETTERED SETSLETTERED SETS
EXTRACTORSEXTRACTORS
USED TO REMOVE BROKEN OFF USED TO REMOVE BROKEN OFF BOLTSBOLTS– DRILL DOWN INTO BROKEN OFF BOLTDRILL DOWN INTO BROKEN OFF BOLT– WEDGE EXTRACTOR INTO HOLEWEDGE EXTRACTOR INTO HOLE– TURN OUT BROKEN OFF BOLTTURN OUT BROKEN OFF BOLT