7 Sizes Countersink Drill Bit Set Reviews
7 Sizes Countersink Drill Bit Set Feature
- Time-saving tool to produce professional, precise drilling & counter-sinking results
- Seven of the most-used wood screw sizes: #5, #6, #7, #8, #9, #10 and #12
- Tapered 3-flute bits help preserve thread-holding power of wood with excellent chip evacuation
- Each bit has dual-adjustable depth collar system; set depth of hole plus depth of countersink
- High speed steel with carbon steel collars for long-life durability & sharpness without brittleness
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