K4 SOFT STEEL MANDREL
K4 SOFT STEEL MANDREL
Unlock next-level performance with Sunnen K4 tooling, engineered for fast, accurate, and repeatable honing in a wide range of applications. Designed for use with Sunnen’s industry-leading machines, K4 tooling delivers exceptional versatility and tight-tolerance control in small-diameter bore finishing. Whether you are working in automotive, aerospace, or general machining, the K4 tools ensure consistent surface finishes and extended tool life — boosting productivity while reducing setup time.
Specs
Specs
Abr length (in) | 0.563 |
---|---|
Abr length (mm) | 14.3002 |
Max diameter (in) | 0.13 |
Max diameter (mm) | 3.302 |
Min diameter (in) | 0.125 |
Min diameter (mm) | 3.175 |
Reach length (in) | 1.438 |
Reach length (mm) | 36.5252 |
Shank length (in) | 0.875 |
Shank length (mm) | 22.225 |
Shoe type | SOFT STEEL |
Stone size | K4 |
Sub-family | K4 |
Tool series | K Series |

Sunnen Service Team
Your Sunnen Technical Specialist will work with you to determine the best solution for your needs – it’s all part of the added value you get with Sunnen. Plus, our worldwide sales and service team provides comprehensive support for the installation and operation of every system we make. Whatever your need, we have the expertise and product range to create the right solution for you and the dedication to support you for the long run.
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