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Selecting the appropriate pilot drill is critical to maximize performance and tool life of a succeeding deep hole or micro drill.

When using a high-performance drill, we do not recommend turning on coolant until the drill is inside a 1-2xD deep pilot hole.

Customers often get caught in a price war between cutting tool suppliers by attempting to reduce their total upfront investment in tooling.

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?

Overall gripping strength increases as you increase the size of your tool holders (when looking at the same type of holder).

Hydraulic chucks are an excellent choice for high accuracy applications due to their ability to maintain runout accuracy over an extended period of time.

The is no general rule to cutting tool shank insertion as a multiplier for shank diameter. All tool holder types have different requirements.

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.

Sometimes our customers see our tool holder catalog numbers and ask us, "What is BBT and BCV?" Great question!

Adjusting screws are not just a simple set screw. They are a screw with a purpose—three actually.

When using a mechanical milling chuck that implements a needle bearing cage the correct clamping position will vary.

As cutting tool diameters get smaller, the acceptable amount of runout must decrease substantially.

Insert holders on most Series 310 boring heads can be mounted upside down to perform precision back boring operations.

Proper clamping techniques will ensure the proper operation of all mechanical milling chucks.