Indexable Boring Bar, A20T MDUNL3, 12 in L, High Speed Steel, 55 Degrees Diamond Insert Shape MPN:957-000-171
Indexable Boring Bar, A20T MDUNL3, 12 in L, High Speed Steel, 55 Degrees Diamond Insert Shape
The Ultra-Dex A20T MDUNL3 Indexable Boring Bar is a high-speed steel tool designed for precision boring applications. Its 55-degree diamond insert shape allows for efficient material removal and smooth finishes. The bar features a 12-inch length and 1-inch diameter, making it suitable for a variety of machining tasks. The tool is equipped with a CL-7 clamp, IDSN-322 shim seat, NL-34L lock pin, and XNS-36 clamp screw for secure and precise operation. Ideal for use in machining centers, the A20T MDUNL3 is perfect for applications in aerospace, automotive, and general manufacturing industries where high-quality finishes are required.
Top product features:
- High Speed Steel construction for durability and wear resistance
- 55 Degrees Diamond Insert Shape for precise cutting and efficient material removal
- Coolant Through design for improved heat management and tool life
Top product applications:
- Machining large holes in aircraft and aerospace components
- Milling and boring operations in high-temperature applications
- Drilling and boring operations in the automotive industry
Indexable Boring Bar, Insert Shape 55 Degrees Diamond, Overall Length 12 in, A20T MDUNL3, 1 in, CL-7 Clamp, IDSN-322 Shim Seat, NL-34L Lock Pin, XNS-36 Clamp Screw, Coolant Through, Boring, Left Hand
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 5 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 12.00
- Package Width: 2.00
- Package Height: 2.00
- Package Weight: 3.90
Product info last updated on February 18, 2026 11:33am UTC
Category: Cutting Tools