Product description
18" installer drill bits for fast, easy boring through walls, ceilings and floors.
Boring action is faster, cleaner, smoother in all types of wood, plaster, metal lath.
Every material encountered in making wire installations.
Hole in flute (head) makes it easy to run telephone, T.V., doorbell and many other kinds of wire.
Special flute finishing process assures quick chip clearance.
No clogging.