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OSG Spiral Flute Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer

The OSG Spiral Flute Tap (3/8"-16 UNC, MPN 1430900) is a general-purpose spiral-flute tap with a bottoming chamfer, H3 / 2B-3B tolerance, 3 flutes, and high-speed steel construction. 3G Electric interprets your…

SKU 3G-OTH-230287

Brand
OSG
Item
Spiral Flute Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer
Category
General Purpose Spiral-Flute Taps
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
1430900
Type
H3 / 2B-3B, Bottoming Chamfer, High Speed Steel
Flute
3

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Spiral Flute Tap (3/8"-16 UNC, MPN 1430900) is a general-purpose spiral-flute tap with a bottoming chamfer, H3 / 2B-3B tolerance, 3 flutes, and high-speed steel construction. 3G Electric interprets your demand for this OEM-specified tool and delivers it with specialist sourcing support across 14 industrial departments.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG spiral flute tap 3/8"-16 UNC used for?

The OSG spiral flute tap is used for threading blind holes in materials such as steel and aluminum. Its spiral flute design evacuates chips upward, preventing clogging. The bottoming chamfer allows threading close to the bottom of the hole. It is suitable for general-purpose machining in automotive, aerospace, and industrial manufacturing.

What are the specifications of the OSG spiral flute tap 3/8"-16 UNC?

This OSG tap has a 3/8"-16 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and a bottoming chamfer. It is made of high-speed steel. The manufacturer part number is 1430900. It is designed for threading blind holes in a variety of materials.

Where to buy OSG spiral flute taps worldwide?

You can source OSG spiral flute taps worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine OSG cutting tools for industrial applications.

How to select the correct OSG spiral flute tap for a job?

Select the tap based on thread size, pitch, and hole type. For blind holes, use a bottoming chamfer tap like this OSG model. Ensure the tap tolerance (H3 / 2B-3B) matches your required thread class. Use high-speed steel for general materials. Always match the tap to the material being threaded for best results.

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 general purpose spiral-flute taps. 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

Cross-referenced by specification & description
OSG Spiral Flute Tap: 1/2"-13 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1432100)
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OSG Spiral Flute Tap: 1/2"-13 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1432100)
OSG Spiral Flute Tap: 3/4"-16 UNF, H3 / 2B-3B, 4 Flute, Bottoming Chamfer, High Speed Steel (MPN 1434100)
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OSG Spiral Flute Tap: 3/4"-16 UNF, H3 / 2B-3B, 4 Flute, Bottoming Chamfer, High Speed Steel (MPN 1434100)
OSG Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1431700)
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OSG Spiral Flute Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Bottoming Chamfer, High Speed Steel (MPN 1431700)
OSG Spiral Flute Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1430901)
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OSG Spiral Flute Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Bottoming Chamfer (MPN 1430901)
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, making it suitable for bottoming applications where chip clearance is critical. It features a bottoming chamfer, 3 flutes, and is made from high-speed steel with H3 / 2B-3B tolerance for precise thread fit
OSG
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute design evacuates chips upward, making it suitable for bottoming applications where chip clearance is critical. It features a bottoming chamfer, 3 flutes, and is made from high-speed steel with H3 / 2B-3B tolerance for precise thread fit
High-speed steel spiral-flute tap with 1/4"-28 UNF thread, H3 / 2B-3B tolerance, and bottoming chamfer. Three flutes lift chips upward, making it suitable for threading blind holes in steel and aluminum. Used in general machining applications requiring precision threads
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High-speed steel spiral-flute tap with 1/4"-28 UNF thread, H3 / 2B-3B tolerance, and bottoming chamfer. Three flutes lift chips upward, making it suitable for threading blind holes in steel and aluminum. Used in general machining applications requiring precision threads

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General purpose spiral-flute tap with 1/4"-20 UNC thread size, H3 / 2B-3B tolerance, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes, the spiral flute lifts chips upward to prevent clogging and ensure clean threads. Suitable for general-purpose tapping in manufacturing and maintenance applications
This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute geometry evacuates chips upward, preventing clogging and ensuring clean threads. Suitable for general-purpose tapping applications where chip removal is critical
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This spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute geometry evacuates chips upward, preventing clogging and ensuring clean threads. Suitable for general-purpose tapping applications where chip removal is critical
General purpose spiral-flute tap with 1/2"-20 UNF thread, H3 / 2B-3B tolerance, modified bottoming chamfer, and 3 flutes. Designed for threading blind holes in steel and stainless steel, the spiral flute lifts chips upward to prevent clogging
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General purpose spiral-flute tap with 1/2"-20 UNF thread, H3 / 2B-3B tolerance, modified bottoming chamfer, and 3 flutes. Designed for threading blind holes in steel and stainless steel, the spiral flute lifts chips upward to prevent clogging
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry lifts chips upward, preventing clogging and enabling clean threads near the bottom of the hole. With a modified bottoming chamfer and H3 / 2B-3B tolerance, it is suited for general manufacturing applications requiring precise UNF threads
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This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. The spiral flute geometry lifts chips upward, preventing clogging and enabling clean threads near the bottom of the hole. With a modified bottoming chamfer and H3 / 2B-3B tolerance, it is suited for general manufacturing applications requiring precise UNF threads
This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute lifts chips upward, preventing clogging and enabling clean threads in deep or blind applications. It features a modified bottoming chamfer, H2 / 2B-3B tolerance, and 3 flutes. Common in general manufacturing for producing accurate thread fit
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This spiral-flute tap is designed for threading blind holes in materials such as steel and aluminum. The spiral flute lifts chips upward, preventing clogging and enabling clean threads in deep or blind applications. It features a modified bottoming chamfer, H2 / 2B-3B tolerance, and 3 flutes. Common in general manufacturing for producing accurate thread fit
This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its 3-flute design and bottoming chamfer facilitate upward chip evacuation, making it suitable for general-purpose tapping applications in manufacturing and maintenance
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This OSG spiral-flute tap is designed for threading blind holes in ferrous and non-ferrous materials. Its 3-flute design and bottoming chamfer facilitate upward chip evacuation, making it suitable for general-purpose tapping applications in manufacturing and maintenance
General purpose spiral-flute tap for threading blind holes. The spiral flute design evacuates chips upward, preventing clogging. Made from high-speed steel with a bottoming chamfer and 3 flutes. Tolerance class H3 / 2B-3B ensures precise thread fit
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General purpose spiral-flute tap for threading blind holes. The spiral flute design evacuates chips upward, preventing clogging. Made from high-speed steel with a bottoming chamfer and 3 flutes. Tolerance class H3 / 2B-3B ensures precise thread fit