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OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute

OSG General Purpose Spiral-Flute Taps.

SKU 3G-OTH-230849

Brand
OSG
Item
Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute
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
2905601

Technical Documents

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

Product Description

OSG General Purpose Spiral-Flute Taps.

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 blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging. It is commonly used in automotive, aerospace, and general manufacturing for creating internal threads in precision components.

What are the specifications of the OSG spiral flute tap #2-56 UNC?

The OSG spiral flute tap has a #2-56 UNC thread size, H2 / 2B-3B tolerance, 2 flutes, and a modified bottoming chamfer. The manufacturer part number is 2905601. It is a general purpose tap suitable for threading blind holes in various materials.

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 the OSG 2905601 tap.

How to select the correct OSG spiral flute tap for blind holes?

For blind holes, choose a spiral flute tap like the OSG #2-56 UNC with a modified bottoming chamfer to thread close to the hole bottom. Ensure the tap tolerance (H2 / 2B-3B) matches your required thread class. Use proper cutting fluid and speed for the workpiece material to extend tool life.

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: #2-56 UNC, H2 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 2905608)
OSG
OSG Spiral Flute Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 2905608)
OSG Spiral Flute Tap: M24x3 Metric, D8 / 4H-6H, 4 Flute, Modified Bottoming Chamfer (MPN 2994401)
OSG
OSG Spiral Flute Tap: M24x3 Metric, D8 / 4H-6H, 4 Flute, Modified Bottoming Chamfer (MPN 2994401)
OSG Spiral Point Tap: M5x0.8 Metric, D4 / 4H-6H, 3 Flute, Plug Chamfer (MPN 2890800)
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OSG Spiral Point Tap: M5x0.8 Metric, D4 / 4H-6H, 3 Flute, Plug Chamfer (MPN 2890800)

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