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

3G Electric
RFQ CartGet a QuoteSign inSign up
OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1742405) - Spiral-Point Taps for Steel & Stainless Steel
OSGSpiral-Point Taps for Steel & Stainless Steel

OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1742405)

SKU 3G-OTH-224028

Brand
OSG
Item
Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 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 engineer
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

Technical Specifications

OSG
Manufacturer Part Number
1742405
View Full Spec Sheet

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

Frequently Asked Questions

What is the OSG spiral point tap 1742405 used for?

The OSG spiral point tap 1742405 is designed for threading through holes in steel and stainless steel. Its spiral point design pushes chips forward, preventing clogging and ensuring clean threads in production environments.

What are the specifications of the OSG 1742405 tap?

The OSG 1742405 is a 1/4"-28 UNF spiral point tap with H5 tolerance, 3 flutes, and a plug chamfer. It is rated for 2B-3B thread classes and is intended for steel and stainless steel applications.

Where to buy OSG 1742405 taps worldwide?

3G Electric supplies the OSG 1742405 spiral point tap worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision threading tool.

How to select the correct tap for UNF threads?

For UNF threads like 1/4"-28, match the tap's thread pitch and size to your hole. Use a spiral point tap for through holes to evacuate chips forward. OSG taps offer H5 tolerance for precise fit in 2B-3B classes.

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 →

Similar products

Matched by specification & description
OSG Spiral Point Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Plug Chamfer (MPN 1742505)
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Plug Chamfer (MPN 1742505)
OSG Spiral Point Tap: 3/8"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1742805)
OSG
OSG Spiral Point Tap: 3/8"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1742805)
OSG Spiral Point Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1742605)
OSG
OSG Spiral Point Tap: 5/16"-24 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1742605)
OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1728501)
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1728501)
OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1740705). Key specifications — attr1299616: H3 / 2B-3B.
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer (MPN 1740705). Key specifications — attr1299616: H3 / 2B-3B.
OSG Spiral Point Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Plug Chamfer (MPN 1728701)
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H7 / 2B, 3 Flute, Plug Chamfer (MPN 1728701)

More from OSG

View all OSG parts →
OSG Spiral Point Tap: 7/8"-20 UNEF, H5 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651507108)
OSG
OSG Spiral Point Tap: 7/8"-20 UNEF, H5 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651507108)
OSG Spiral Point Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651000808). Key specifications — attr1299616: D5 / 4H-6H.
OSG
OSG Spiral Point Tap: M6x1 Metric, D5 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651000808). Key specifications — attr1299616: D5 / 4H-6H.
OSG
OSG
OSG Spiral Point Tap: M18x1.25 Metric, D6 / 4H-6H, 4 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651007608). Key specifications — attr1299616: D6 / 4H-6H.
OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1700508). Key specifications — attr1299616: H6 / 2B-3B.
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H6 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1700508). Key specifications — attr1299616: H6 / 2B-3B.
OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651501908). Key specifications — attr1299616: H3 / 2B-3B.
OSG
OSG Spiral Point Tap: 1/4"-28 UNF, H3 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651501908). Key specifications — attr1299616: H3 / 2B-3B.
OSG Spiral Point Tap: 3/8"-16 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651502408)
OSG
OSG Spiral Point Tap: 3/8"-16 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651502408)
OSG Spiral Point Tap: M10x0.75 Metric, D4 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651005308). Key specifications — attr1299616: D4 / 4H-6H.
OSG
OSG Spiral Point Tap: M10x0.75 Metric, D4 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651005308). Key specifications — attr1299616: D4 / 4H-6H.
OSG Spiral Point Tap: M11x1.5 Metric, D6 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651005608). Key specifications — attr1299616: D6 / 4H-6H.
OSG
OSG Spiral Point Tap: M11x1.5 Metric, D6 / 4H-6H, 3 Flute, Plug Chamfer, V Coated Powdered Metal (MPN 1651005608). Key specifications — attr1299616: D6 / 4H-6H.