SPYDER 3/16-Inch HSS Tapered Adjustable #10 Countersink Twist Drill Bit 19172

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- Sized for #10 screws - 3/16" tapered countersink drill bit provides perfect pilot holes every time
- Adjustable depth control - Set-screw design lets you fine-tune pilot hole depth to your project
- 1-step performance - Drill, countersink, and counterbore in one smooth, efficient motion
- 4 cutting-edge design - Creates clean, tear-free countersinks and accurate pilot holes in wood and PVC plastic
- Professional 3/8" countersink bore - Ensures consistent, flush finishes across multiple applications
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