MICRO 100 320900 Carbide Boring Bar Shank Machinist 3/8

( Brand: Micro 100 ), ( Part Type: Bar ), ( Manufacturer Part Number: 320900 ), ( Item Type: Boring Bar ), ( Country/region Of Manufacture: United States )

Review MICRO 100 Bbl Carbide Boring Bar 3/8 Inch Shank Machinist

The Micro 320900 Carbide Boring Bar with a 3/8-inch shank is an essential tool for precision machining applications. This high-performance boring bar is manufactured using top-quality carbide material, ensuring durability, wear resistance, and exceptional rigidity. With a length of approximately 3.7 inches and a diameter ranging from 0.134 to 0.236 inches, it is suitable for boring holes with a high degree of accuracy.

Designed specifically for machinists and engineers, this boring bar is perfect for light to medium duty jobs in various industries, including aerospace, automotive, and tool and die. Its 3/8-inch shank compatibility makes it an excellent fit for standard lathes and machining centers, expanding its versatility.

The Micro 320900 Carbide Boring Bar boasts a superb finish, ensuring efficient cutting and reduced friction during operation. This smooth performance minimizes tool wear and extends tool life, contributing to increased productivity and cost savings over time. Additionally, its rigid construction assures consistent bore dimensions and maintains a true centerline, ensuring precision in every bore.

For easy handling and improved safety, the boring bar features a well-balanced design that significantly reduces vibration and deflection during operation. Its robust build ensures that it can handle the rigors of heavy use while delivering unmatched accuracy and superb surface finish. Overall, the Micro 320900 Carbide Boring Bar with a 3/8-inch shank is an indispensable addition to any machining operation, providing the reliability, precision, and durability that professionals demand.

title: Pros and Cons of Buying a Micro 320900 Carbide Boring Bar (3/8 Shank) for Machining

Machinists and hobbyists often seek high-quality boring bars to perform precise boring tasks. In this context, let's inspect the Micro 320900 Carbide Boring Bar (3/8 shank) with a neutral perspective, discussing its advantages and disadvantages.

1. Superior Precision: Carbide material ensures excellent consistency and accuracy in hole-making, making it ideal for critical applications where tight tolerances are required.

2. Longer Tool Life: Compared to high-speed steel (HSS) boring bars, carbide bars last longer due to their superior wear resistance.

3. Heat Resistance: Carbide can maintain its shape and properties under high temperatures, which prevents thermal deformation and enhances tool life, particularly during prolonged or heavy-duty machining operations.

4. Cost-Effective: Although initially more expensive, the longer tool life and better functionality of carbide boring bars often lead to cost savings in the long run due to less frequent replacements.

1. High Initial Cost: The upfront expense for carbide boring bars is relatively higher than their HSS counterparts, which might be a deterrent for budget-conscious buyers or small-scale operations.

2. Fragility: Although carbide is robust, it's essential to handle these bars with care due to their smaller diameter and thinner shanks which could potentially lead to breakage if mishandled.

3. Limited Application: Carbide boring bars might not be the best choice for applications that require heavy material removal or long cutting lengths, as their smaller size and brittleness limit their capabilities in this regard.

4. Limited Shank Sizes: This specific Micro 320900 model comes only in a 3/8 shank, which may not cater to all machining applications or machines that require different shank sizes.

When considering purchasing a Micro 320900 Carbide Boring Bar (3/8 shank), it's vital to weigh the advantages of superior precision, longevity, and cost-effectiveness against the disadvantages of high initial cost, potential fragility, limited application, and shank size constraints. This bar may be a suitable investment for machinists or industrial applications where precise boring with long tool life and excellent heat resistance are crucial requirements. However, it might not be the most versatile or cost-effective option for all scenarios, so careful consideration and analysis of your unique machining requirements are essential before making a purchase.

If you're seeking a balanced set for general machining tasks, consider purchasing a high-quality set of HSS boring bars with various shank sizes, ideally with a good manufacturer's warranty and favorable customer reviews. Alternatively, if your primary objectives are maximizing precision, longevity, and resistance to heat, then investing in a carbide boring bar for specific tasks where these benefits justify the investment might be a suitable choice. Ultimately, the decision boils down to your unique machining requirements and budget.

part # 320900 prices

• $69.15-$97.11

specifications cncmano:

• brand: Micro 100
• part type: Bar
• manufacturer part number: 320900
• item type: Boring Bar
• country/region of manufacture: United States

general cncmano:

• condition: New
• Business Industrial > CNC, Metalworking Manufacturing > Other CNC, Metalworking Manufacturing

seller cncmano:

• rating: 100.0%
• # reviews: 2610

shipping cncmano:

• type: Fixed
• cost: $0.00
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard
• transit: 3-9 Days

payments cncmano:

• wallet: Google-pay
• credit card: Visa
• other

offer cncmano:

• started: February 10, 2025
• availability: In Stock
• quantity: 3
• sold: 0
• options: Ship-to-home

returns cncmano:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted
• method: Money back

Micro 100 320900 Is Similar To:

• Micro 100 Qfgc3-312-050-050x Qfgc3 -312-050-050x Carbide Face Grooving Bar Woc .050 Inch Machinist (62.2% similar) $31.71. (December 17th, 2024)
• Micro 100 4904000 Bbl - Carbide Boring Bar 1/2 Inch Shank Machinist (91.7% similar) $49.75–$132.50. (December 31st, 2024)
• Micro 100 Qfgc3-250-015-025x Qfgc3 -250-015-025x Carbide Face Grooving Bar Woc .015 Inch Machinist (62.2% similar) $24.68. (January 6th, 2025)
• Micro 100 2901100 Bbl - Carbide Boring Bar 1/4 Inch Shank Machinist (93.2% similar) $27.75–$50.70. (January 18th, 2025)
• Micro 100 Thm-1016 Boring Tool Holder 10mm Id 16mm Od 2-3/4 Oal Machinist (50.4% similar) $24.99–$34.12. (January 24th, 2025)
• Micro 100 260750 Qbt 4 - Carbide Boring Tool-top Rake Chipbreaker Machinist (65.2% similar) $24.34–$28.68. (February 10th, 2025)
• Micro 100 Pbt6-260500x Carbide Boring Tool-top Rake Chipbreaker Altin Machinist (60.7% similar) $28.68. (February 20th, 2025)
• For Micro Miller At429b-6-5/8 4 Quantity Of Bits 5/8 Inch Diameter 1/4 -28 Qty (27.8% similar) $113.99. (March 14th, 2025)
• Micro 100 110700x Bbl - Carbide Boring Bar 1/8 Inch Shank Altin Machinist (89.2% similar) $45.96. (March 25th, 2025)
• Micro 100 Qfgc3-375-040-050 Qfgc3 -375-040-050 Carbide Face Grooving Bar Woc .040 Inch Machinist (61.7% similar) $30.63. (April 4th, 2025)
• Micro 100 Qfgc3-312-030-050 Qfgc3 -312-030-050 Carbide Face Grooving Bar Woc .030 Inch Machinist (64.2% similar) $31.51. (April 17th, 2025)