Router Jig Extreme SpeedMILL™ Modulus Arms
The SpeedMill™ utilizes a thermal fit tool coupler that attaches directly to your router. This prevents the end mill from coming loose from the collet during milling, which is a common issue with other types of jigs. The steel coupler portion of the 80% lower jig tool is heated, causing it to expand and accept a 5/16" diameter solid carbide ...