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OSG Spiral Flute Tap: 5/16"-18 UNC, H7 / 2B-3B, 3 Flute - General Purpose Spiral-Flute Taps
OSGGeneral Purpose Spiral-Flute Taps

OSG Spiral Flute Tap: 5/16"-18 UNC, H7 / 2B-3B, 3 Flute

The OSG Spiral Flute Tap (5/16"-18 UNC, MPN 2941008) is a general-purpose spiral-flute tap with an H7 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets your demand for this…

SKU 3G-OTH-230466

Brand
OSG
Item
Spiral Flute Tap: 5/16"-18 UNC, H7 / 2B-3B, 3 Flute
Category
General Purpose Spiral-Flute 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
2941008
Type
H7 / 2B-3B, Modified Bottoming Chamfer
Flute
3

Technical Documents

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

Product Description

The OSG Spiral Flute Tap (5/16"-18 UNC, MPN 2941008) is a general-purpose spiral-flute tap with an H7 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. 3G Electric interprets your demand for this OEM-specified tool and delivers it with specialist sourcing support across 14 industrial departments.

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 flute tap 2941008 used for?

The OSG spiral flute tap 2941008 is designed for threading blind holes in ferrous and non-ferrous materials. Its spiral flute design evacuates chips upward, preventing clogging. It is commonly used in general machining, automotive, and industrial manufacturing applications where clean, accurate threads are required.

What are the specifications of the OSG 2941008 tap?

The OSG 2941008 is a spiral flute tap with a 5/16"-18 UNC thread size, H7 / 2B-3B tolerance, 3 flutes, and a modified bottoming chamfer. It is designed for threading blind holes and is suitable for general purpose use in a variety of materials.

Where to buy OSG taps in worldwide?

You can source OSG taps, including the 2941008, 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 time on this and other OSG threading tools.

How to select the correct OSG tap for blind holes?

For blind holes, choose a spiral flute tap like the OSG 2941008, which pushes chips out of the hole. Ensure the tap has a modified bottoming chamfer to thread close to the hole bottom. Match the thread size, pitch, and tolerance class (e.g., H7 / 2B-3B) to your application requirements.

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-flute 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 Flute Tap: 1/4"-20 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2940201)
OSG
OSG Spiral Flute Tap: 1/4"-20 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2940201)
OSG Spiral Flute Tap: 3/8"-16 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2942101)
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OSG Spiral Flute Tap: 3/8"-16 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2942101)
OSG Spiral Flute Tap: 7/16"-14 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2943101)
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OSG Spiral Flute Tap: 7/16"-14 UNC, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2943101)
OSG Spiral Flute Tap: 3/8"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941701)
OSG
OSG Spiral Flute Tap: 3/8"-24 UNF, H7 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2941701)
OSG Spiral Flute Tap: 9/16"-12 UNC, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2948600)
OSG
OSG Spiral Flute Tap: 9/16"-12 UNC, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 2948600)
OSG Spiral Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932001)
OSG
OSG Spiral Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 2932001)

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