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.
With respect to Prop65, our hardmetal and tooling/workholding products contain cobalt and nickel which are known to the State of California to cause cancer.
Our standard operating hours and holiday closures. Please refer to these schedules to ensure timely assistance for your industrial tooling needs and inquiries.
BIG DAISHOWA offers straight collets for clamping smaller diameter cylindrical tool shanks, providing coolant through the tool, or coolant around the periphery.