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OSG Spiral Point Tap: 1/2"-20 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2842608) - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 1/2"-20 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2842608)

OSG General Purpose Spiral-Point Taps.

SKU 3G-OTH-215538

Brand
OSG
Item
Spiral Point Tap: 1/2"-20 UNF, H5 / 2B-3B, 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
2842608

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 2842608 used for?

This OSG spiral point tap is used for threading blind or through holes in ferrous and non-ferrous materials. Its 1/2"-20 UNF size and plug chamfer make it ideal for general-purpose tapping in machining, automotive, and industrial maintenance applications.

What are the specifications of the OSG tap 2842608?

The OSG spiral point tap has a 1/2"-20 UNF thread, H5 tolerance for 2B-3B class fit, 3 flutes, and a plug chamfer. It is designed for right-hand threading and is suitable for general-purpose tapping in production and repair work.

Where to buy OSG taps like 2842608 worldwide?

3G Electric supplies OSG taps including the 2842608 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other OSG cutting tools.

How to select the right OSG tap for UNF threads?

Select an OSG tap based on thread size (e.g., 1/2"-20 UNF), chamfer type (plug for general use), flute count (3 for spiral point), and tolerance class (H5 for 2B-3B fit). Match the tap to your material and hole type (through or blind) for best 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: 7/16"-20 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2842208)
OSG
OSG Spiral Point Tap: 7/16"-20 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2842208)
Spiral-point tap designed for through-hole threading in metal, steel, and alloys. The spiral point pushes chips forward to prevent clogging. Features 5/16"-24 UNF thread, H5 tolerance for 2B/3B class fit, 3 flutes, and plug chamfer. Suitable for production tapping applications
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Spiral-point tap designed for through-hole threading in metal, steel, and alloys. The spiral point pushes chips forward to prevent clogging. Features 5/16"-24 UNF thread, H5 tolerance for 2B/3B class fit, 3 flutes, and plug chamfer. Suitable for production tapping applications
General purpose spiral-point tap for through-hole threading in metals such as steel, aluminum, and cast iron. Thread size 3/8"-24 UNF with H5 tolerance for 2B/3B class fit. Features 3 flutes and a plug chamfer. Suitable for production environments in general manufacturing
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General purpose spiral-point tap for through-hole threading in metals such as steel, aluminum, and cast iron. Thread size 3/8"-24 UNF with H5 tolerance for 2B/3B class fit. Features 3 flutes and a plug chamfer. Suitable for production environments in general manufacturing
OSG Spiral Point Tap: 5/8"-18 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2843408)
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OSG Spiral Point Tap: 5/8"-18 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2843408)
OSG Spiral Point Tap: 1/2"-20 UNF, H7 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2842700)
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OSG Spiral Point Tap: 1/2"-20 UNF, H7 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2842700)
This OSG spiral-point tap is designed for threading through-holes in ferrous and non-ferrous materials. The spiral point design pushes chips forward, reducing clogging and enabling efficient tapping in production environments. It features a 5/16"-18 UNC thread, H5 tolerance for 2B-3B thread classes, 3 flutes, and a plug chamfer
OSG
This OSG spiral-point tap is designed for threading through-holes in ferrous and non-ferrous materials. The spiral point design pushes chips forward, reducing clogging and enabling efficient tapping in production environments. It features a 5/16"-18 UNC thread, H5 tolerance for 2B-3B thread classes, 3 flutes, and a plug chamfer

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General purpose spiral-point tap for through-hole threading. Features a plug chamfer and 2-flute design that pushes chips forward. Constructed from black oxide high-speed steel. Thread class H2 / 2B-3B. Suitable for threading in steel, aluminum, and alloys
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General purpose spiral-point tap for through-hole threading. Features a plug chamfer and 2-flute design that pushes chips forward. Constructed from black oxide high-speed steel. Thread class H2 / 2B-3B. Suitable for threading in steel, aluminum, and alloys
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General purpose spiral-point tap for through-hole threading. Made of high-speed steel with M14x1.5 metric threads, D6 / 4H-6H tolerance, 3 flutes, and plug chamfer. Designed to push chips forward for efficient threading in production environments
General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a spiral point design that pushes chips ahead to reduce clogging and enable faster, cleaner threads. Suitable for production machining and general manufacturing applications
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General purpose spiral-point tap for through-hole threading in ferrous and non-ferrous materials. Features a spiral point design that pushes chips ahead to reduce clogging and enable faster, cleaner threads. Suitable for production machining and general manufacturing applications
General purpose spiral-point tap for through-hole threading. Features a 3-flute design with plug chamfer that pushes chips forward, reducing chip congestion. Suitable for consistent thread quality in medium-strength materials such as steel, aluminum, and cast iron
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General purpose spiral-point tap for through-hole threading. Features a 3-flute design with plug chamfer that pushes chips forward, reducing chip congestion. Suitable for consistent thread quality in medium-strength materials such as steel, aluminum, and cast iron
OSG Spiral Point Tap: M10x1 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer (MPN 2891600)
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OSG Spiral Point Tap: M10x1 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer (MPN 2891600)
OSG Spiral Point Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2831800)
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OSG Spiral Point Tap: 3/8"-24 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2831800)
General purpose spiral-point tap for through-hole threading. Features a 5/16"-18 UNC thread, H3 / 2B-3B tolerance, 2-flute design, plug chamfer, and high-speed steel construction. The spiral-point geometry pushes chips ahead, reducing clogging and breakage during production tapping
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General purpose spiral-point tap for through-hole threading. Features a 5/16"-18 UNC thread, H3 / 2B-3B tolerance, 2-flute design, plug chamfer, and high-speed steel construction. The spiral-point geometry pushes chips ahead, reducing clogging and breakage during production tapping
OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2830400)
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OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2830400)