A pilot or spot drill, also known as a starter drill, is typically required when the succeeding drill is longer than 10xD or smaller than Ø 1.00 mm. Starter drills can also be used to improve hole location due to their short, rigid geometries.
BIG KAISER offers spare parts and a unique line-up of economical accessories designed to optimize your productivity and help you operate at peak efficiency.
SPERONI Tool Presetters measure the cutting edges of your tools to assure they precisely match job specifications and are ready to be used in the machine.
We provide DXF drawings, a cutting data calculator and drill size conversions. You can also download all our product catalog PDFs or watch our product videos.