We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

OSG Spiral Point Tap: 1"-8 UNC, H4 / 2B, 3 Flute, Plug Chamfer - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG Spiral Point Tap: 1"-8 UNC, H4 / 2B, 3 Flute, Plug Chamfer

The OSG Spiral Point Tap (1"-8 UNC, MPN 1725405) is a TiN Coated Vanadium High Speed Steel tap with H4 / 2B tolerance, 3 flutes, and a plug chamfer, designed for threading steel and stainless steel. 3G Electric…

SKU 3G-OTH-224219

Brand
OSG
Item
Spiral Point Tap: 1"-8 UNC, H4 / 2B, 3 Flute, Plug Chamfer
Category
Spiral-Point Taps for Steel & Stainless Steel
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
1725405
Type
H4 / 2B, Plug Chamfer, TiN Coated Vanadium 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 (1"-8 UNC, MPN 1725405) is a TiN Coated Vanadium High Speed Steel tap with H4 / 2B tolerance, 3 flutes, and a plug chamfer, designed for threading steel and stainless steel. 3G Electric interprets this demand and sources the genuine OSG product, backed by our specialist expertise across 14 industrial departments — including cutting tools — to ensure you get the right solution.

Frequently Asked Questions

What is the OSG spiral point tap used for?

This OSG spiral point tap is designed for threading blind or through holes in steel and stainless steel. Its TiN coating and vanadium high-speed steel construction provide wear resistance for production tapping. 3G Electric supplies this tap across 14 industrial departments, including machining and metalworking.

What are the specifications of the OSG 1725405 tap?

The OSG 1725405 is a 1"-8 UNC spiral point tap with H4 / 2B tolerance, 3 flutes, and a plug chamfer. It is made from TiN coated vanadium high-speed steel. 3G Electric sources this genuine OSG tap for worldwide delivery, handling logistics and customs clearance.

Where to buy OSG taps in worldwide?

3G Electric supplies OSG taps like the 1725405 to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance for delivery to your facility. Contact us to order this spiral point tap for steel and stainless steel threading applications.

How to select the right spiral point tap for steel?

For steel threading, choose a spiral point tap with TiN coating and vanadium high-speed steel for heat resistance. Match the tap size (e.g., 1"-8 UNC) and chamfer type (plug) to your hole and thread class (H4 / 2B). 3G Electric can help interpret your requirements and source the correct OSG tap.

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 spiral-point taps for steel & stainless steel. 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: #4-40 UNC, H5 / 2B, 2 Flute, Plug Chamfer, V Coated Vanadium High Speed Steel (MPN 1734908)
OSG
OSG Spiral Point Tap: #4-40 UNC, H5 / 2B, 2 Flute, Plug Chamfer, V Coated Vanadium High Speed Steel (MPN 1734908)
OSG
OSG
OSG Spiral Point Tap: #8-32 UNC, H5 / 2B, 3 Flute, Plug Chamfer, V Coated Vanadium High Speed Steel (MPN 1737208)
OSG Spiral Point Tap: #8-32 UNC, H7 / 2B, 3 Flute, Plug Chamfer (MPN 1727601)
OSG
OSG Spiral Point Tap: #8-32 UNC, H7 / 2B, 3 Flute, Plug Chamfer (MPN 1727601)
OSG Spiral Point Tap: 7/8"-9 UNC, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1725205)
OSG
OSG Spiral Point Tap: 7/8"-9 UNC, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1725205)
OSG Spiral Point Tap: #8-32 UNC, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1727501)
OSG
OSG Spiral Point Tap: #8-32 UNC, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1727501)
OSG Spiral Point Tap: 1"-8 UNC, H4 / 2B, 3 Flute, Plug Chamfer, V Coated Vanadium High Speed Steel (MPN 1725408)
OSG
OSG Spiral Point Tap: 1"-8 UNC, H4 / 2B, 3 Flute, Plug Chamfer, V Coated Vanadium High Speed Steel (MPN 1725408)

More from OSG

View all OSG parts
OSG Spiral Point Tap: M17x1 Metric, D5 / 4H-6H, 4 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651006208)
OSG
OSG Spiral Point Tap: M17x1 Metric, D5 / 4H-6H, 4 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651006208)
OSG Spiral Point Tap: M2.2x0.45 Metric, D3 / 4H-6H, 2 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651003608)
OSG
OSG Spiral Point Tap: M2.2x0.45 Metric, D3 / 4H-6H, 2 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651003608)
OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer (MPN 1757001)
OSG
OSG Spiral Point Tap: #4-40 UNC, H2 / 2B-3B, 2 Flute, Plug Chamfer (MPN 1757001)
OSG Spiral Point Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1700801)
OSG
OSG Spiral Point Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1700801)
OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1730808)
OSG
OSG Spiral Point Tap: 5/16"-18 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1730808)
OSG Spiral Point Tap: #10-32 UNF, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1776408)
OSG
OSG Spiral Point Tap: #10-32 UNF, H4 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1776408)
OSG Spiral Point Tap: M18x2.5 Metric, D7 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651002308)
OSG
OSG Spiral Point Tap: M18x2.5 Metric, D7 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651002308)
OSG Spiral Point Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1758008)
OSG
OSG Spiral Point Tap: 3/8"-16 UNC, H3 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1758008)