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OSG Straight Flute Tap: 7/8"-14 UNF, H2 / 2B-3B, 4 Flute, Plug Chamfer - General Purpose Hand Taps
OSGGeneral Purpose Hand Taps

OSG Straight Flute Tap: 7/8"-14 UNF, H2 / 2B-3B, 4 Flute, Plug Chamfer

The OSG Straight Flute Tap (7/8"-14 UNF) is a general-purpose hand tap with a plug chamfer, made from high-speed steel. It is classified as H2 / 2B-3B and features 4 flutes (MPN 1115800). 3G Electric interprets…

SKU 3G-OTH-221772

Brand
OSG
Item
Straight Flute Tap: 7/8"-14 UNF, H2 / 2B-3B, 4 Flute, Plug Chamfer
Category
General Purpose Hand 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
1115800
Type
H2 / 2B-3B, Plug Chamfer, High Speed Steel
Flute
4

Technical Documents

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

Product Description

The OSG Straight Flute Tap (7/8"-14 UNF) is a general-purpose hand tap with a plug chamfer, made from high-speed steel. It is classified as H2 / 2B-3B and features 4 flutes (MPN 1115800). 3G Electric interprets demand and delivers this genuine industrial tap across 14 departments, with specialist depth in combustion, pumps, and controls as an authorized distributor.

Frequently Asked Questions

What is OSG Straight Flute Tap 7/8"-14 UNF used for?

This OSG straight flute tap is used for cutting internal threads in through or blind holes. It is ideal for general-purpose hand tapping in ferrous and non-ferrous materials, delivering precise UNF threads with a plug chamfer for balanced cutting action.

What are the specifications of OSG Straight Flute Tap 7/8"-14 UNF?

This OSG tap has a 7/8"-14 UNF thread size, H2 / 2B-3B tolerance, 4 flutes, plug chamfer, and is made of high-speed steel. The manufacturer part number is 1115800. It is designed for general-purpose hand tapping applications.

Where to buy OSG Straight Flute Tap 7/8"-14 UNF worldwide?

3G Electric supplies and delivers this OSG straight flute tap worldwide. We handle full logistics and customs clearance, ensuring you receive the correct cutting tool for your threading needs. Contact us for availability and lead time.

How to select the right OSG tap for UNF threads?

Select an OSG tap based on thread size, pitch, and material. For 7/8"-14 UNF, use a plug chamfer for general blind or through holes. High-speed steel suits most metals. Ensure the tap matches the required thread class (e.g., 2B-3B) for fit 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Straight Flute Tap: 7/8"-14 UNF, H6 / 2B-3B, 4 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1145808)
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OSG Straight Flute Tap: 7/8"-14 UNF, H6 / 2B-3B, 4 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1145808)
General purpose hand tap for threading internal threads in a range of materials. Features a plug chamfer and four flutes for effective chip evacuation. TiCN coating on high-speed steel provides wear resistance. Suitable for manual or machine tapping operations in maintenance, repair, and production environments
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General purpose hand tap for threading internal threads in a range of materials. Features a plug chamfer and four flutes for effective chip evacuation. TiCN coating on high-speed steel provides wear resistance. Suitable for manual or machine tapping operations in maintenance, repair, and production environments
General purpose hand tap for cutting internal UNF threads in metal. Features 4 straight flutes, plug chamfer, and H2 tolerance for 2B/3B class fit. Made from high-speed steel. Suitable for through or blind hole tapping in machining applications
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General purpose hand tap for cutting internal UNF threads in metal. Features 4 straight flutes, plug chamfer, and H2 tolerance for 2B/3B class fit. Made from high-speed steel. Suitable for through or blind hole tapping in machining applications
OSG Straight Flute Tap: 7/16"-14 UNC, H2 / 2B-3B, 4 Flute, Plug Chamfer, High Speed Steel (MPN 1051600)
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General purpose hand tap for cutting internal UNF threads in through or blind holes. Made from high-speed steel with 4 flutes and plug chamfer. Tolerance H2 for 2B-3B class fit. Suitable for manual or machine tapping in steel and non-ferrous materials
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General purpose hand tap for cutting internal UNF threads in through or blind holes. Made from high-speed steel with 4 flutes and plug chamfer. Tolerance H2 for 2B-3B class fit. Suitable for manual or machine tapping in steel and non-ferrous materials
OSG Straight Flute Tap: 3/8"-24 UNF, H2 / 2B-3B, 4 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1111608)
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OSG Straight Flute Tap: 3/8"-24 UNF, H2 / 2B-3B, 4 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1111608)

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