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: M20x2.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: M20x2.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (M20x2.5 Metric) is a general purpose spiral-point tap with a Type of OH2 / 6H, Plug Chamfer, High Speed Steel, featuring 3 flutes and a manufacturer part number of 15629.

SKU 3G-OTH-214809

Brand
OSG
Item
Spiral Point Tap: M20x2.5 Metric, OH2 / 6H, 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
15629
Type
OH2 / 6H, 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 (M20x2.5 Metric) is a general purpose spiral-point tap with a Type of OH2 / 6H, Plug Chamfer, High Speed Steel, featuring 3 flutes and a manufacturer part number of 15629.

Frequently Asked Questions

What is the OSG Spiral Point Tap M20x2.5 used for?

The OSG Spiral Point Tap M20x2.5 is used for threading blind or through holes in metal workpieces. Its spiral-point design pushes chips forward, making it ideal for production tapping in automotive, aerospace, and general manufacturing. It cuts metric M20x2.5 internal threads with a 6H tolerance class.

What are the specifications of the OSG Spiral Point Tap M20x2.5?

This OSG tap has a M20x2.5 metric thread, OH2 / 6H tolerance, 3 flutes, plug chamfer, and is made from high-speed steel. The manufacturer part number is 15629. It is designed for general-purpose spiral-point tapping in ferrous and non-ferrous materials.

Where to buy the OSG Spiral Point Tap M20x2.5 worldwide?

You can source the OSG Spiral Point Tap M20x2.5 (MPN 15629) worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct OSG tap for a threading application?

To select the correct OSG tap, match the thread size (M20x2.5), tolerance class (6H), and chamfer type (plug) to your hole and material. For through holes, a spiral-point tap like this one pushes chips ahead. Always use proper cutting fluid and follow OSG's speed/feed recommendations for high-speed steel taps.

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: M20x1.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15637)
OSG
OSG Spiral Point Tap: M20x1.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15637)
OSG Spiral Point Tap: M22x2.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15645)
OSG
OSG Spiral Point Tap: M22x2.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15645)
OSG Spiral Point Tap: M18x2.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15593)
OSG
OSG Spiral Point Tap: M18x2.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15593)
OSG Spiral Point Tap: M14x1.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15512)
OSG
OSG Spiral Point Tap: M14x1.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15512)
OSG Spiral Point Tap: M18x1.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15601)
OSG
OSG Spiral Point Tap: M18x1.5 Metric, OH2 / 6H, 3 Flute, Plug Chamfer, High Speed Steel (MPN 15601)
OSG Spiral Point Tap: M20x2.5 Metric, D7 / 4H-6H, 4 Flute, Plug Chamfer, High Speed Steel (MPN 1983900)
OSG
OSG Spiral Point Tap: M20x2.5 Metric, D7 / 4H-6H, 4 Flute, Plug Chamfer, High Speed Steel (MPN 1983900)

More from OSG

View all OSG parts
OSG Spiral Point Tap: #3-48 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1201008)
OSG
OSG Spiral Point Tap: #3-48 UNC, H1 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1201008)
OSG Spiral Point Tap: #3-48 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer (MPN 1206101)
OSG
OSG Spiral Point Tap: #3-48 UNC, H2 / 2B-3B, 2 Flute, Bottoming Chamfer (MPN 1206101)
OSG Spiral Point Tap: #10-32 UNF, 3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880501)
OSG
OSG Spiral Point Tap: #10-32 UNF, 3B, 2 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 2880501)
OSG Spiral Point Tap: M10x1 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1982601)
OSG
OSG Spiral Point Tap: M10x1 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, Black Oxide High Speed Steel (MPN 1982601)
OSG Spiral Point Tap: #8-36 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2808008)
OSG
OSG Spiral Point Tap: #8-36 UNF, H2 / 2B-3B, 3 Flute, Plug Chamfer (MPN 2808008)
OSG Spiral Point Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1205605)
OSG
OSG Spiral Point Tap: #2-56 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiN Coated High Speed Steel (MPN 1205605)
OSG Spiral Point Tap: 1/2"-13 UNC, H1 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1222408)
OSG
OSG Spiral Point Tap: 1/2"-13 UNC, H1 / 2B-3B, 3 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1222408)
OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1206408)
OSG
OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, TiCN Coated High Speed Steel (MPN 1206408)