Drills
OSG
WD Carbide Drill Series
・Low thrust resistance and stable torque by the new waved tooth form and the small core diameter
・More stable drilling operationby better chip breakage
WD-2D
WD-4D
・Tool Material：Micro Grain Carbide
・Surface Treatment：WDⅠ®Coating
●4mm and under
Straight tooth form for the high tool rigidity
High tool rigidity even at the small-size drills by straight tooth form and negative radial rake angle
High toughness at the cutting edges and low cutting force
●Over 4mm
New waved point form for the high sharpness
Low thrust resistance by the small core diameter
Better chip evacuation by the large chip space
OSG CORPORATION
