Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (7/16"-20 UNF) is a general-purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features 3 flutes and is rated H3 / 2B-3B (MPN 1232200). 3G Electric interprets demand…

SKU 3G-OTH-215541

Brand
OSG
Item
Spiral Point Tap: 7/16"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
1232200
Type
H3 / 2B-3B, Plug Chamfer, High Speed Steel
Flute
3

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The OSG Spiral Point Tap (7/16"-20 UNF) is a general-purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features 3 flutes and is rated H3 / 2B-3B (MPN 1232200). 3G Electric interprets demand and delivers this genuine industrial cutting tool across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is the OSG spiral point tap 7/16"-20 UNF used for?

This OSG spiral point tap is designed for through-hole threading in metalworking. It pushes chips forward, reducing clogging in applications like automotive and general machining. The H3 / 2B-3B tolerance ensures precise fit for UNF fasteners.

What are the specifications of the OSG tap 1232200?

The OSG tap 1232200 is a 7/16"-20 UNF spiral point tap with H3 / 2B-3B tolerance, 3 flutes, plug chamfer, and high-speed steel construction. It is a general-purpose tap for through-hole threading in steel and non-ferrous materials.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 1232200 to worldwide customers. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this high-speed steel spiral point tap.

How to select the correct OSG tap for UNF threads?

For UNF threads like 7/16"-20, match the tap size and pitch exactly to the fastener. Choose spiral point taps for through holes and spiral flute for blind holes. The H3 / 2B-3B tolerance provides a standard fit for most production threading.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Spiral Point Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1232600)
OSG
OSG Spiral Point Tap: 1/2"-20 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1232600)
General purpose spiral-point tap for threading blind or through holes in ferrous and non-ferrous materials. Features a plug chamfer and 3-flute geometry that pushes chips forward. Constructed from black oxide high-speed steel with H3 / 2B-3B tolerance. Thread size: 7/16"-20 UNF
OSG
General purpose spiral-point tap for threading blind or through holes in ferrous and non-ferrous materials. Features a plug chamfer and 3-flute geometry that pushes chips forward. Constructed from black oxide high-speed steel with H3 / 2B-3B tolerance. Thread size: 7/16"-20 UNF
General purpose spiral-point tap for through-hole threading. Made from high-speed steel with a plug chamfer and 3-flute design. Features H3 / 2B-3B tolerance for precise thread fit. Suitable for creating UNF threads in steel, aluminum, and other materials in production environments
OSG
General purpose spiral-point tap for through-hole threading. Made from high-speed steel with a plug chamfer and 3-flute design. Features H3 / 2B-3B tolerance for precise thread fit. Suitable for creating UNF threads in steel, aluminum, and other materials in production environments
OSG Spiral Point Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1232000)
OSG
OSG Spiral Point Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1232000)
General purpose spiral-point tap for through-hole threading. Black oxide high-speed steel construction with 3 flutes and plug chamfer. Thread size 3/4"-16 UNF, tolerance H3 / 2B-3B. Spiral-point design pushes chips forward to reduce clogging. Suitable for threading steel, aluminum, and other materials in manufacturing applications
OSG
General purpose spiral-point tap for through-hole threading. Black oxide high-speed steel construction with 3 flutes and plug chamfer. Thread size 3/4"-16 UNF, tolerance H3 / 2B-3B. Spiral-point design pushes chips forward to reduce clogging. Suitable for threading steel, aluminum, and other materials in manufacturing applications
OSG Spiral Point Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1232001)
OSG
OSG Spiral Point Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1232001)

More from OSG

View all OSG parts
OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1225008)
OSG
OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1225008)
General purpose spiral-point tap for threading blind or through holes in ferrous and non-ferrous materials. Features a spiral point design that pushes chips forward, enabling efficient chip evacuation during high-speed production tapping. Constructed from high-speed steel with a plug chamfer and 3 flutes
OSG
General purpose spiral-point tap for threading blind or through holes in ferrous and non-ferrous materials. Features a spiral point design that pushes chips forward, enabling efficient chip evacuation during high-speed production tapping. Constructed from high-speed steel with a plug chamfer and 3 flutes
OSG Spiral Point Tap: #10-24 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2813400)
OSG
OSG Spiral Point Tap: #10-24 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2813400)
OSG Spiral Point Tap: 1/2"-13 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2832401)
OSG
OSG Spiral Point Tap: 1/2"-13 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2832401)
General purpose spiral-point tap with M5x0.8 metric thread, 6H tolerance, 2 flutes, and plug chamfer. Made from high-speed steel. The spiral-point design pushes chips ahead, reducing clogging and enabling faster tapping cycles in through or blind holes in ferrous and non-ferrous materials
OSG
General purpose spiral-point tap with M5x0.8 metric thread, 6H tolerance, 2 flutes, and plug chamfer. Made from high-speed steel. The spiral-point design pushes chips ahead, reducing clogging and enabling faster tapping cycles in through or blind holes in ferrous and non-ferrous materials
This spiral-point tap is designed for through-hole threading in ferrous and non-ferrous materials. The spiral-point geometry pushes chips forward, reducing clogging and breakage. It features a plug chamfer and is made from high-speed steel. Typical applications include general machining and manufacturing where 3/8"-16 UNC threads are required
OSG
This spiral-point tap is designed for through-hole threading in ferrous and non-ferrous materials. The spiral-point geometry pushes chips forward, reducing clogging and breakage. It features a plug chamfer and is made from high-speed steel. Typical applications include general machining and manufacturing where 3/8"-16 UNC threads are required
General purpose spiral-point tap for through-hole threading. Made of TiN coated high speed steel with H3 / 2B-3B class of fit, plug chamfer, and 3 flutes. The spiral-point design pushes chips forward, reducing clogging. Suitable for threading in ferrous and non-ferrous materials
OSG
General purpose spiral-point tap for through-hole threading. Made of TiN coated high speed steel with H3 / 2B-3B class of fit, plug chamfer, and 3 flutes. The spiral-point design pushes chips forward, reducing clogging. Suitable for threading in ferrous and non-ferrous materials
OSG Spiral Point Tap: M12x1.75 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15480)
OSG
OSG Spiral Point Tap: M12x1.75 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15480)