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OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer - General Purpose Spiral-Point Taps
OSGGeneral Purpose Spiral-Point Taps

OSG Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer

The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features an H3 / 2B-3B tolerance and a 2-flute design (MPN 1231200). 3G Electric…

SKU 3G-OTH-214177

Brand
OSG
Item
Spiral Point Tap: 5/16"-24 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
1231200
Type
H3 / 2B-3B, Plug Chamfer, High Speed Steel
Flute
2

Technical Documents

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

Product Description

The OSG Spiral Point Tap (5/16"-24 UNF) is a general-purpose spiral-point tap with a plug chamfer, made from high-speed steel. It features an H3 / 2B-3B tolerance and a 2-flute design (MPN 1231200). 3G Electric sources this genuine OSG tool as part of our industrial supply across 14 departments, with specialist expertise in combustion, pumps, and controls.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG spiral point tap 5/16-24 UNF used for?

This OSG spiral point tap is designed for threading through-holes in materials such as steel and aluminum. Its 2-flute design pushes chips forward, reducing clogging and ensuring clean threads. It is commonly used in automotive, aerospace, and general manufacturing applications.

What are the specifications of the OSG 1231200 tap?

The OSG 1231200 is a 5/16-24 UNF spiral point tap with a H3 / 2B-3B tolerance, 2 flutes, and a plug chamfer. It is made from high-speed steel and is suitable for threading through-holes. The H3 tolerance ensures precise thread fit for class 2B and 3B applications.

Where to buy OSG taps in worldwide?

You can source OSG taps, including the 1231200 model, through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to worldwide destinations. Contact them for availability and lead times.

How to select the correct OSG tap for a job?

To select the correct OSG tap, match the thread size (e.g., 5/16-24 UNF) and tolerance class (H3 for 2B-3B fit) to your application. For through-holes, a spiral point tap like this OSG model is ideal. Consider material hardness and tap coating for extended tool life.

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: 5/16"-18 UNC, H3 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1230800)
OSG
OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1230800)
OSG Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1230200)
OSG
OSG Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1230200)
OSG Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1230000)
OSG
OSG Spiral Point Tap: 1/4"-20 UNC, H3 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1230000)
OSG Spiral Point Tap: 3/8"-16 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1226600)
OSG
OSG Spiral Point Tap: 3/8"-16 UNC, H2 / 2B-3B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 1226600)
OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1230400)
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1230400)
OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1225000)
OSG
OSG Spiral Point Tap: 1/4"-20 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 1225000)

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