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OSG Spiral-Flute Tap #2-56 UNC H2 2B-3B 2-Flute Modified Bottoming Chamfer - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral-Flute Tap #2-56 UNC H2 2B-3B 2-Flute Modified Bottoming Chamfer

OSG Spiral-Flute Taps for Steel & Stainless Steel.

SKU 3G-OTH-218725

Brand
OSG
Item
Spiral-Flute Tap #2-56 UNC H2 2B-3B 2-Flute Modified Bottoming Chamfer
Category
Spiral-Flute Taps for Steel & Stainless Steel
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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
1748901

Technical Documents

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

Product Description

OSG Spiral-Flute Taps for Steel & Stainless Steel.

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 #2-56 UNC used for?

The OSG spiral flute tap #2-56 UNC is designed for threading steel and stainless steel. Its spiral flute design lifts chips upward, making it ideal for blind-hole tapping. The modified bottoming chamfer allows threading close to the hole bottom. This tap is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG spiral flute tap MPN 1748901?

The OSG spiral flute tap MPN 1748901 has a #2-56 UNC thread size, H2 / 2B-3B tolerance, and 2 flutes. It features a modified bottoming chamfer for blind-hole threading. This tap is designed for steel and stainless steel. The H2 limit ensures precise thread fit for class 2B and 3B applications.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times. We source and deliver genuine OSG cutting tools to support your manufacturing operations anywhere in the world.

How to select the right OSG tap for steel threading?

For steel threading, choose an OSG tap with the correct thread size, pitch, and chamfer type. Spiral flute taps like the #2-56 UNC are ideal for blind holes in steel. Ensure the tap tolerance (e.g., H2) matches your required thread class (2B or 3B). Always use appropriate cutting fluid and follow OSG's speed and feed recommendations.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer (MPN 0135408)
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OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer (MPN 0135408)
OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1645002562)
OSG
OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1645002562)
OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer, V Coated Powdered Metal (MPN 0141708)
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OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer, V Coated Powdered Metal (MPN 0141708)
OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer (MPN 0141701)
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OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer (MPN 0141701)
OSG Spiral Flute Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1762601)
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OSG Spiral Flute Tap: 1/4"-20 UNC, H2 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1762601)
OSG Spiral Flute Tap: #3-48 UNC, H2 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1748701)
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OSG Spiral Flute Tap: #3-48 UNC, H2 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1748701)

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