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OSG Spiral Flute Tap: 1"-12 UNF, H6 / 2B-3B, 4 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 1"-12 UNF, H6 / 2B-3B, 4 Flute

SKU 3G-OTH-219059

Brand
OSG
Item
Spiral Flute Tap: 1"-12 UNF, H6 / 2B-3B, 4 Flute
Category
Spiral-Flute Taps for Steel & Stainless Steel
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Technical Specifications

OSG
Manufacturer Part Number
1645010126
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG spiral flute tap used for?

The OSG spiral flute tap is designed for threading blind holes in steel and stainless steel. Its spiral flute design evacuates chips upward, preventing clogging and enabling efficient threading in deep or blind-hole applications. It is commonly used in automotive, aerospace, and general manufacturing.

What are the specifications of the OSG spiral flute tap 1645010126?

This OSG tap has a thread size of 1"-12 UNF, with a tolerance of H6 / 2B-3B. It features 4 flutes and a modified bottoming chamfer, making it suitable for threading blind holes in steel and stainless steel. The manufacturer part number is 1645010126.

Where to buy OSG spiral flute taps worldwide?

You can source OSG spiral flute taps worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on this and other OSG threading tools.

How to select the correct OSG spiral flute tap for steel?

Select an OSG spiral flute tap based on thread size, tolerance, and material. For steel and stainless steel, use taps with H6 / 2B-3B tolerance and a modified bottoming chamfer for blind holes. Ensure the tap matches your hole depth and thread class requirements for optimal performance.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

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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