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

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

The OSG Straight Flute Tap (#3-56 UNF) is a General Purpose Hand Tap, Type H1 / 2B-3B, with a Plug Chamfer and 3 flutes, made from High Speed Steel (MPN 1001900). 3G Electric interprets this demand and sources the…

SKU 3G-OTH-221653

Brand
OSG
Item
Straight Flute Tap: #3-56 UNF, H1 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Hand Taps
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Technical Specifications

OSG
Manufacturer Part Number
1001900
Type
H1 / 2B-3B, Plug Chamfer, High Speed Steel
Flute
3
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Straight Flute Tap (#3-56 UNF) is a General Purpose Hand Tap, Type H1 / 2B-3B, with a Plug Chamfer and 3 flutes, made from High Speed Steel (MPN 1001900). 3G Electric interprets this demand and sources the genuine OSG tap, backed by our specialist expertise across 14 industrial departments — including cutting tools — to ensure you get the right solution.

Frequently Asked Questions

What is the OSG Straight Flute Tap #3-56 UNF used for?

The OSG Straight Flute Tap #3-56 UNF is a general-purpose hand tap designed for threading #3-56 UNF holes in a variety of materials. It is commonly used in precision machining, automotive, and aerospace applications where accurate internal threads are required. The plug chamfer allows for threading through holes or blind holes with moderate depth.

What are the specifications of the OSG Straight Flute Tap #3-56 UNF?

The OSG Straight Flute Tap #3-56 UNF has a thread size of #3-56 UNF, with an H1 / 2B-3B tolerance class. It features 3 flutes, a plug chamfer, and is made from high-speed steel. The manufacturer part number is 1001900. This tap is suitable for general-purpose hand threading operations in various materials.

Where to buy the OSG Straight Flute Tap #3-56 UNF worldwide?

You can source the OSG Straight Flute Tap #3-56 UNF worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide reliable sourcing and delivery for this OSG tap.

How to select the correct OSG Straight Flute Tap for UNF threads?

To select the correct OSG Straight Flute Tap for UNF threads, match the tap's thread size and pitch to your application, such as #3-56 UNF. Consider the material being threaded and the hole type (through or blind). The plug chamfer is ideal for general use. OSG taps are precision-ground from high-speed steel for durability and accuracy.

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 hand taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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