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OSG 7/8"-9 UNC Spiral-Point Tap, H5, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG 7/8"-9 UNC Spiral-Point Tap, H5, 3 Flute, Plug Chamfer

OSG General Purpose Spiral-Point Taps.

SKU 3G-OTH-214943

Brand
OSG
Item
7/8"-9 UNC Spiral-Point Tap, H5, 3 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
2844001

Technical Documents

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

Product Description

OSG General Purpose Spiral-Point Taps.

Frequently Asked Questions

What is the OSG spiral point tap 2844001 used for?

The OSG spiral point tap 2844001 is designed for through-hole threading in ferrous and non-ferrous materials. Its spiral point design pushes chips forward, preventing chip clogging and enabling faster, cleaner threading in production environments.

What are the specifications of the OSG spiral point tap 2844001?

This OSG tap has a 7/8"-9 UNC thread, H5 tolerance for 2B-3B class fit, 3 flutes, and a plug chamfer. The manufacturer part number is 2844001. It is a general-purpose spiral-point tap for through-hole applications.

Where to buy OSG spiral point tap 2844001 worldwide?

You can source the OSG spiral point tap 2844001 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.

How to select the correct OSG spiral point tap for UNC threads?

Select the tap based on thread size (7/8"-9 UNC), tolerance class (H5 for 2B-3B fit), and material. For through holes, a spiral point tap like this OSG model is ideal. Always match the tap to the hole type and required thread class for optimal results.

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: 1"-8 UNC, H5 / 2B, 4 Flute, Plug Chamfer (MPN 2844401)
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OSG Spiral Point Tap: 1"-8 UNC, H5 / 2B, 4 Flute, Plug Chamfer (MPN 2844401)
This OSG spiral-point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. With a 1 1/8"-7 UNC thread size, H6 / 2B-3B tolerance, 4 flutes, and plug chamfer, it is suited for high-speed production tapping in general manufacturing applications
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This OSG spiral-point tap is designed for threading blind or through holes in ferrous and non-ferrous materials. With a 1 1/8"-7 UNC thread size, H6 / 2B-3B tolerance, 4 flutes, and plug chamfer, it is suited for high-speed production tapping in general manufacturing applications
General purpose spiral-point tap for through-hole threading. Features 4 flutes that push chips forward to reduce clogging. Thread size 1 1/8"-12 UNF with H5 tolerance for 2B-3B class fit and plug chamfer
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General purpose spiral-point tap for through-hole threading. Features 4 flutes that push chips forward to reduce clogging. Thread size 1 1/8"-12 UNF with H5 tolerance for 2B-3B class fit and plug chamfer
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Thread size 1"-8 UNC, H5 tolerance for 2B class fit, 4 flutes, plug chamfer. Spiral point design pushes chips forward to reduce clogging, suitable for CNC and manual operations
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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Thread size 1"-8 UNC, H5 tolerance for 2B class fit, 4 flutes, plug chamfer. Spiral point design pushes chips forward to reduce clogging, suitable for CNC and manual operations
General purpose spiral-point tap designed for through-hole threading in metals such as steel, stainless steel, and aluminum. Features a spiral point geometry that pushes chips forward, reducing chip congestion. Thread size 3/8"-24 UNF with H5 tolerance for 2B/3B class fit, 3 flutes, and plug chamfer. Suitable for production environments in automotive, aerospace, and general manufacturing
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General purpose spiral-point tap designed for through-hole threading in metals such as steel, stainless steel, and aluminum. Features a spiral point geometry that pushes chips forward, reducing chip congestion. Thread size 3/8"-24 UNF with H5 tolerance for 2B/3B class fit, 3 flutes, and plug chamfer. Suitable for production environments in automotive, aerospace, and general manufacturing
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a 1/4"-20 UNC thread size, H5 tolerance for 2B-3B fit, 3 flutes, and a plug chamfer. The spiral point design pushes chips ahead to reduce clogging and ensure clean threads in production environments
OSG
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a 1/4"-20 UNC thread size, H5 tolerance for 2B-3B fit, 3 flutes, and a plug chamfer. The spiral point design pushes chips ahead to reduce clogging and ensure clean threads in production environments

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General purpose spiral-point tap for through-hole threading. #10-32 UNF thread, 3B class fit, plug chamfer, 2-flute design pushes chips forward. Black oxide high-speed steel construction for use in ferrous materials
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OSG Spiral Point Tap: #3-48 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer (MPN 1206101)
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General purpose spiral-point tap for through-hole threading. Features a spiral point design that pushes chips forward to prevent clogging. Constructed from black oxide high-speed steel with a plug chamfer and 3 flutes. Thread size M10x1 with D5 / 4H-6H tolerance
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General purpose spiral-point tap for through-hole threading. Made of TiCN coated high speed steel with plug chamfer and 2 flutes. Thread class H1 / 2B-3B. Suitable for production tapping in steel, stainless steel, and aluminum
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