861 SIDEWINDER Step Drill Bits:
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Heat-treated HIGH SPEED STEEL construction
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Quick Change Shank
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SPIRAL flute design removes chips faster, vibrates less, and drills cleaner and faster as compared with traditional step drills
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Self-centering and Self-starting cutting tip


629 Thin Wall Holesaws:
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Bi-Metal teeth with COBALT
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1/4" Quick Change Shank for the ultimate grip
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Heavy Duty Ejector Spring removes chips and debris quickly and efficiently
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Stop Shoulder feature prevents overdrilling