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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.

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

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

Even among experienced machinists, choosing the right insert for boring a hole remains a difficult process that is fraught with myth and misconception. However, it is no myth that insert selection can completely save or kill performance on an application.

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

When making holes it can be difficult to decide between reaming or boring. Which way is actually faster?

It is wrong to make diameter adjustments to the 112 Series EWD/EWE digital boring heads without having a boring bar clamped.

BIG KAISER compares the capabilities and performance of our intermediate fine boring heads to quickly find the tool that’s right for your unique application.

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

Do not make diameter adjustments on EWD/EWE digital boring heads unless a boring bar is clamped in the boring head.

Next time you have a question on how to run your KAISER boring tools, just pick up your phone—not to call, but to use the BIG KAISER App!

Reducing the L:D ratio provides an improvement in speed which then provides longer tool life, better surface finish and size control of the bore.

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

Cleanliness is key to achieving good runout control when assembling tool holders. Small particles or oil in a tool holder can cause large runout of the cutting tool, deceasing tool life and performance.

To ensure reliable performance, find out how often should you lubricate your fine boring head.