Find your CLARKSON-OSBORN JOBBER DRILL BIT, TWO-TONE, 3 1/2 IN FLUTE L, 4 7/8 IN OVERALL L, 0.3594 IN DIA, HIGH-SPEED STEEL at Grainger Canada, formerly Acklands-Grainger. We have been Canada's premiere industrial supplier for over 125 years with superior service and quality.