Set of 2 Extreme-Performance 1/4" Drill Bits for CNC Routers, 1/4 Shank

Designed to leave a superbly clean hole, these extreme-performance carbide 1/4" drill bits are made for CNC router machine owners who want to get their holes drilled hyper-fast. The "Lightning" series drill bits for CNC routers are designed to get chips out of the way fast with high plunge rates and no peck drilling. Run this CNC drill bit at 10,000 RPM at 50 inches per minute, and each hole is complete in less than 2 seconds*. Designed to leave superbly clean edges to minimize, or even eliminate, post-sanding. Made for cabinet making, larger cribbage boards and other projects where efficiency and long tool life is important. Compared to standard CNC drill bits, which can take up to a minute per hole. Peck drilling is a slow process that heats drill bits up faster because the bit is rubbing [not cutting] while on the peck up-stroke and down-stroke. The no peck required fast-spiral design and carbide construction give this drill the ability to get the job done super fast. If you are pla