Tips &amp; Tricks

Reducing L:D Ratio Provides Improvements

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.

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Lubrication Intervals for Fine Boring Heads

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

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Ground Chip-breakers vs. Molded Chip-breakers

Ground chip-breaker and molded chip-breaker

When it comes to boring operations, learn when to use a ground chip-breaker vs. a molded chip-breaker.

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EWE Heads Shipping with Plastic Battery Tab

The EWE digital boring heads now ship with a plastic battery tab to prevent the head from turning on during shipping.

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How to Find Minimum Insertion Depth

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

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What is BBT and BCV?

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

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Rough Boring vs. Finish Boring

BIG KAISER Twin Cutter Rough Boring Head

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.

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Part Size Doesn't Matter for UNILOCK Workholding

No part or fixture is too small or too big for UNILOCK. The only limit is your imagination.

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Aufspannzubehör

Use MEGA Chucks to Increase Your Tool Life

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

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Is Boring Faster than Reaming?

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

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Back Boring with Series 310 Boring Heads

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

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Download 2D and 3D Tool Data with this Online Tool

Did you know you can download 2D and 3D tool data with our Manuals, DXF and Step Search online tool? It is as easy as searching for a catalog number.

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Eigenschaften

Allgemeines Interesse

Precision Micro End Mills Catalog

Did you know we have a stand-alone catalog containing 14 precision micro end mill geometries?

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Tool Holders that Maintain Runout Accuracy When It Matters

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

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Why Does My Digital Boring Head Display Read Accu?

EWD/EWE digital boring head displaying "Accu"

This message does not mean there is an error or accuracy malfunction with the boring head.

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Demystifying Insert Nose Radius Selection

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.

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How to Improve Cycle Time When Creating Wire EDM Starter Holes

Coated carbide micro deep hole drills manufactured by Sphinx Tools can reliably create wire EDM starter holes up to 5x faster than traditional wire erosion techniques.

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Digital Boring Head Backlash?

"I just received my 112 Series Digital boring head, and the backlash is terrible! How do I return this head for a standard dial type?" Not so fast! Do you have a boring bar clamped in the head yet?

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Get the Most Out of Your Tool Holders

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

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Correct Clamping of Mechanical Milling Chucks

BIG-PLUS® CAT Hi-Power Milling Chuck Slim

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

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Diameter Adjustments on Digital Boring Heads

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

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Coolant & High Performance Drills

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

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Use Air to Maintain Your Loading System

To maintain a highly repeatable loading system, use air to clean the clamping knobs.

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Aufspannzubehör

Cleaning is Key to Runout Control

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.

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Zubehör

Drill Reamers Suitable for Tight Tolerance Holes Requiring Excellent Surface Finish

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?

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