Black Oxide Fractional Drill Bit Sets
Black oxide drill bits offer superior durability and speed for most general purpose drilling applications in wood, metal and plastic. The triple tempered black oxide coating provides very high lubricity to reduce heat buildup and prolong the life of the bit.
- Bits sizes smaller than 1/8″ have 118-degree standard point
- Features a 135-degree split point for fast starts and minimal walking or skating