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OSG Spiral Point Tap: #3-56 UNF, H1 / 2B-3B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: #3-56 UNF, H1 / 2B-3B, 2 Flute, Plug Chamfer

The OSG Spiral Point Tap (#3-56 UNF, MPN 1201208) is a general-purpose spiral-point tap with a plug chamfer, TiCN coated high-speed steel construction, and 2 flutes. It is specified as H1 / 2B-3B class of fit…

SKU 3G-OTH-214025

Brand
OSG
Item
Spiral Point Tap: #3-56 UNF, H1 / 2B-3B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
1201208
Type
H1 / 2B-3B, Plug Chamfer, TiCN Coated High Speed Steel
Flute
2

Technical Documents

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

Product Description

The OSG Spiral Point Tap (#3-56 UNF, MPN 1201208) is a general-purpose spiral-point tap with a plug chamfer, TiCN coated high-speed steel construction, and 2 flutes. It is specified as H1 / 2B-3B class of fit, designed for threading applications requiring consistent chip evacuation.

Frequently Asked Questions

What is the OSG Spiral Point Tap #3-56 UNF used for?

The OSG Spiral Point Tap #3-56 UNF is a general-purpose tap designed for threading blind holes in ferrous and non-ferrous materials. Its spiral-point design pushes chips forward, reducing chip clogging. It is commonly used in automotive, aerospace, and general manufacturing applications requiring precise UNF threads.

What are the specifications of the OSG Spiral Point Tap #3-56 UNF?

The OSG Spiral Point Tap #3-56 UNF has a TiCN-coated high-speed steel construction, 2 flutes, and a plug chamfer. It is rated H1 / 2B-3B for thread class. The manufacturer part number is 1201208. This tap is designed for threading #3-56 UNF holes in materials up to 850 °C hardness.

Where to buy the OSG Spiral Point Tap #3-56 UNF worldwide?

You can source the OSG Spiral Point Tap #3-56 UNF through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. We supply genuine OSG taps for industrial threading applications.

How to select the correct OSG Spiral Point Tap for #3-56 UNF threads?

To select the correct OSG Spiral Point Tap for #3-56 UNF threads, verify the thread size and pitch (#3-56), chamfer type (plug), and coating (TiCN for wear resistance). Ensure the tap is rated H1 / 2B-3B for the required thread class. For blind holes, spiral-point taps are preferred to push chips forward. Consult OSG's technical data for material-specific 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 general purpose spiral-point 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 Point Tap: #3-56 UNF, H1 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1201200)
OSG
OSG Spiral Point Tap: #3-56 UNF, H1 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1201200)
OSG Spiral Point Tap: #3-56 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1206208)
OSG
OSG Spiral Point Tap: #3-56 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1206208)
OSG Spiral Point Tap: #3-48 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1201008)
OSG
OSG Spiral Point Tap: #3-48 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1201008)
OSG Spiral Point Tap: #2-56 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1200608)
OSG
OSG Spiral Point Tap: #2-56 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1200608)
OSG Spiral Point Tap: #3-48 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1201000)
OSG
OSG Spiral Point Tap: #3-48 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1201000)
OSG Spiral Point Tap: #3-56 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1206200)
OSG
OSG Spiral Point Tap: #3-56 UNF, H2 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1206200)

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