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including proven strength and maximum jaw opening capacity
DIN & IEC standards
Laser engraved size markings provide easy identification and chrome plating offers rust and corrosion protection
and many other professions
Alpha Stepped Director Screw Drill Bit 3.5-5mm Diameter Gold Series 9SD050 Power Brush Attachment including proven strength and maximumFeatures Drills precise stepped holes for director screws Stepped drill bits are designed to pre drill clearance holes through the first piece of material and pilot holes for the threads in the second piece of material Suits: #5 Director Screws Use in: Plywood and Fibreboard