What are TYPE-B Bushings used for in CNC toolholding?

TYPE-B Bushings are precision sleeves used to reduce the bore size of tool holders, allowing smaller diameter tools to fit securely. They ensure concentricity and minimize vibration during machining. You can view them online at pactoolsusa.com.

How is TYPE-B different from other tool holder bushings?

TYPE-B Bushings typically feature a solid construction without coolant-through capabilities, making them ideal for standard dry or external coolant operations. Their simplicity and precision make them versatile for general CNC use. More details are available at pactoolsusa.com.

Are TYPE-B Bushings compatible with end mill holders and boring bars?

Yes, TYPE-B Bushings are made to industry-standard outer diameters and lengths, making them fully compatible with most end mill holders, boring heads, and collet chucks. Explore size options at pactoolsusa.com.

What material is used in TYPE-B Bushings?

These bushings are manufactured from hardened and precision-ground alloy steel to deliver long-term durability and repeatable accuracy even under heavy-duty machining. Visit pactoolsusa.com for specifications.

What types of machining benefit from TYPE-B Bushings?

TYPE-B Bushings are widely used in turning, milling, and drilling operations across the automotive, aerospace, and metal fabrication sectors — wherever stable toolholding is required. Learn more at pactoolsusa.com.

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113267 | TYPE-B BUSHINGS

$135.00

Chicago, USA Stock -

Canada Stock -

TSB30-1250 Type-B Bushing

Specification

BoreSize - 1.25"
OdSize - 3.0"
Size - Inch

Description

Description

TSB30-1250 Type-B Bushing

Frequently Asked Questions

1. What are Type-B Bushings, and where are they used in machining? ▼

Type-B Bushings are precision tool holder bushings mainly used in boring and drilling operations. They help adapt tool sizes while maintaining accurate alignment and stability. A trusted Type-B Bushing supplier in USA provides bushings for consistent CNC machining performance.

2. How do I choose the correct size of Type-B Bushing for my tool holder? ▼

Select a Type-B Bushing that matches the tool holder bore size and the tool shank diameter. Proper sizing ensures a tight fit, low runout, and safe operation. PAC Precision Tools, a precision tools supplier in the USA, can help confirm compatibility.

3. How can I detect wear or misalignment in Type-B Bushings? ▼

Common signs include vibration, poor surface finish, oversized holes, or difficulty holding the tool firmly. Visible scratches or uneven wear also indicate misalignment. Regular inspection helps prevent machining errors.

4. What factors influence the lifespan of Type-B Bushings? ▼

Lifespan depends on cutting load, machining speed, material being machined, and maintenance practices. Proper cleaning, correct installation, and avoiding over-tightening help extend bushing life.

5. When should Type-B Bushings be replaced? ▼

Type-B Bushings should be replaced when wear, loss of accuracy, or surface damage is observed. Timely replacement helps maintain machining quality and protects tools and machines.

6. Need help selecting Type-B Bushings for your application? ▼

If you want more help or information choosing the correct Type-B Bushings for your CNC needs, you can contact us here at +1 262-282-2456 or email us at sales@pactoolsusa.com. PAC Precision Tools USA is a trusted precision tools supplier in the USA and a Type-B Bushing distributor in USA.