OSG Spiral-Flute Tap: #4-40 UNC, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer
OSG Spiral-Flute Taps for Steel & Stainless Steel.
SKU 3G-OTH-218733
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Product Description
OSG Spiral-Flute Taps for Steel & Stainless Steel.
Frequently Asked Questions
What is OSG spiral flute tap #4-40 UNC used for?
This OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging, making it ideal for production tapping in automotive, aerospace, and general manufacturing applications.
What are the specifications of OSG spiral flute tap #4-40 UNC?
The OSG spiral flute tap has a #4-40 UNC thread size, H3 / 2B-3B tolerance, 2 flutes, and a modified bottoming chamfer. It is designed for threading steel and stainless steel. The manufacturer part number is 1754101.
Where to buy OSG spiral flute tap #4-40 UNC worldwide?
3G Electric supplies and delivers OSG spiral flute taps worldwide. We handle full logistics and customs clearance, ensuring your order reaches any global destination. Contact us for availability and lead time on this and other OSG cutting tools.
How to select the right spiral flute tap for steel?
For steel, choose a spiral flute tap with a modified bottoming chamfer for blind holes. Ensure the thread size matches your application, like #4-40 UNC. OSG taps offer H3 / 2B-3B tolerance for precise fit. Always match tap material to workpiece hardness for best results.
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3G Electric supplies OSG spiral-flute taps for steel & stainless steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
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Compatible alternatives & equivalents
- OSG Spiral flute tap designed for threading steel and stainless steel. The spiral flute geometry lifts chips upward, making it suitable for blind-hole applications. Features a modified bottoming chamfer for threading close to the hole bottom. Thread size: 1"-8 UNC, tolerance class H4 / 2B-3B, 4 flutes
- OSG Spiral-flute tap for threading blind holes in steel and stainless steel. Features a 4-flute design with modified bottoming chamfer for efficient chip evacuation upward. Tolerance class H4 / 2B-3B ensures consistent thread fit. Suitable for general manufacturing applications requiring precise internal threads
