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Using helical interpolation to open holes is common practice. And in shallow holes or one-off projects, it’s a fine choice.

The limitations of using milling tools to prepare holes for finishing become apparent as hole depth and volume increase. Enter the relatively simple and affordable twin cutter, which can solve this and virtually any other holemaking problem.

Moldmakers hoping to avoid problems such as chatter, poor tool life and molds that fail quality control muster need to consider a variety of factors when selecting a long-reach toolholder.

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

Shrink-fit and hydraulic holders are both useful in low clearance, tight work envelopes found in moldmaking and multi-axis machining applications. When deciding which one to use, their differences will guide your choice. Here are some of the fundamental contrasts to help you decide which holder type is best for your work.

Even the most well-planned boring process may not achieve the desired result. We’ve provided solutions to common rough boring problems to help get you back on the road to productivity.

Fine boring heads provide high-precision finishing options for many applications, however, fine boring can be a delicate operation that can go awry. Check out these troubleshooting tips.

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.