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.
An extensive lineup of unique micro and high-performance drill geometries with a wide range of diameters and lengths capable of optimizing productivity and cost per hole.
We offer an extensive lineup of twist drills with unique geometries and a wide range of diameters capable of optimizing productivity and cost per hole.
Did you know Sphinx offers 3 unique drill/reamer geometries capable of drilling from a solid while achieving H7-H9 hole tolerance with exceptionally good surface finish?
There’s more than one way to finish a hole. The most effective option will depend on the number of parts, acceptable cycle time and tolerance callouts.
Premium High-Speed Steel (HSS) micro cutting tools containing roughly 5% Cobalt for applications requiring a low-cost solution with the strength to withstand unusually high cutting forces.