We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

OSG Spiral Flute Tap: 3/4"-10 UNC, H3 / 2B-3B, 4 Flute - Spiral-Flute Taps for Steel & Stainless Steel
OSGSpiral-Flute Taps for Steel & Stainless Steel

OSG Spiral Flute Tap: 3/4"-10 UNC, H3 / 2B-3B, 4 Flute

The OSG Spiral Flute Tap (3/4"-10 UNC, MPN 1645034103) is a spiral-flute tap for steel and stainless steel, featuring an H3 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. 3G Electric sources this…

SKU 3G-OTH-219088

Brand
OSG
Item
Spiral Flute Tap: 3/4"-10 UNC, H3 / 2B-3B, 4 Flute
Category
Spiral-Flute 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 — 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
1645034103
Type
H3 / 2B-3B, Modified Bottoming Chamfer
Flute
4

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 Flute Tap (3/4"-10 UNC, MPN 1645034103) is a spiral-flute tap for steel and stainless steel, featuring an H3 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. 3G Electric sources this genuine industrial threading tool as part of our broader 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 flute tap 1645034103 used for?

The OSG spiral flute tap 1645034103 is designed for threading blind holes in steel and stainless steel. Its spiral flute design lifts chips upward, preventing clogging in deep or blind-hole applications. It is commonly used in automotive, aerospace, and general manufacturing for creating 3/4"-10 UNC threads.

What are the specifications of the OSG tap 1645034103?

This OSG tap has a 3/4"-10 UNC thread size, H3 / 2B-3B tolerance, 4 flutes, and a modified bottoming chamfer. It is a spiral flute tap designed for steel and stainless steel. The manufacturer part number is 1645034103.

Where to buy the OSG spiral flute tap 1645034103 worldwide?

You can source the OSG spiral flute tap 1645034103 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct OSG tap for steel threading?

For steel threading, select a spiral flute tap like the OSG 1645034103 for blind holes, as it evacuates chips upward. Ensure the thread size (3/4"-10 UNC), tolerance (H3 / 2B-3B), and chamfer type (modified bottoming) match your application. Use appropriate cutting fluid for steel to extend 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 spiral-flute 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 Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1645076143)
OSG
OSG Spiral Flute Tap: 7/16"-14 UNC, H3 / 2B-3B, 3 Flute, Modified Bottoming Chamfer (MPN 1645076143)
OSG Spiral Flute Tap: 1/4"-20 UNC, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1645014203)
OSG
OSG Spiral Flute Tap: 1/4"-20 UNC, H3 / 2B-3B, 2 Flute, Modified Bottoming Chamfer (MPN 1645014203)
Spiral-flute tap for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward to prevent clogging. Modified bottoming chamfer allows threading close to the hole bottom. Tolerance class H3 / 2B-3B. 3 flutes
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward to prevent clogging. Modified bottoming chamfer allows threading close to the hole bottom. Tolerance class H3 / 2B-3B. 3 flutes
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a modified bottoming chamfer and 4 flutes to evacuate chips upward. Tolerance H5 with 2B-3B class fit. Suitable for general manufacturing applications requiring UNC threads
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a modified bottoming chamfer and 4 flutes to evacuate chips upward. Tolerance H5 with 2B-3B class fit. Suitable for general manufacturing applications requiring UNC threads
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a modified bottoming chamfer and 2-flute design to lift chips upward, preventing clogging in deep or blind holes. Thread tolerance H3 / 2B-3B. Manufacturer part number 1645010243
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a modified bottoming chamfer and 2-flute design to lift chips upward, preventing clogging in deep or blind holes. Thread tolerance H3 / 2B-3B. Manufacturer part number 1645010243
OSG Spiral Flute Tap: 3/4"-16 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 1645034163)
OSG
OSG Spiral Flute Tap: 3/4"-16 UNF, H3 / 2B-3B, 4 Flute, Modified Bottoming Chamfer (MPN 1645034163)

More from OSG

View all OSG parts
OSG spiral-flute tap with 3/8"-24 UNF thread, H3 / 2B-3B tolerance, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute evacuates chips upward to prevent clogging
OSG
OSG spiral-flute tap with 3/8"-24 UNF thread, H3 / 2B-3B tolerance, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute evacuates chips upward to prevent clogging
Spiral-flute tap for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging in materials that produce long, stringy chips. Features a modified bottoming chamfer and 3 flutes. Thread size: 5/16"-24 UNF, tolerance H4 / 2B-3B
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging in materials that produce long, stringy chips. Features a modified bottoming chamfer and 3 flutes. Thread size: 5/16"-24 UNF, tolerance H4 / 2B-3B
Spiral-flute tap designed for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. Thread size: 5/8"-18 UNF, tolerance class H5 for 2B-3B fit, 4 flutes, bottoming chamfer for threading to the bottom of blind holes
OSG
Spiral-flute tap designed for threading blind holes in steel and stainless steel. The spiral flute design evacuates chips upward, preventing clogging and ensuring clean threads. Thread size: 5/8"-18 UNF, tolerance class H5 for 2B-3B fit, 4 flutes, bottoming chamfer for threading to the bottom of blind holes
Spiral-flute tap for threading blind holes in steel and stainless steel. Features M2x0.4 metric thread, 3 mm diameter, 2 flutes, and modified bottoming chamfer. The spiral flute design lifts chips upward to prevent clogging in deep or blind holes
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. Features M2x0.4 metric thread, 3 mm diameter, 2 flutes, and modified bottoming chamfer. The spiral flute design lifts chips upward to prevent clogging in deep or blind holes
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a bottoming chamfer for threading to the bottom of the hole, and 3 flutes with V coated powdered metal construction for chip evacuation and wear resistance. Tolerance H3 / 2B-3B. Thread size #12-24 UNC
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a bottoming chamfer for threading to the bottom of the hole, and 3 flutes with V coated powdered metal construction for chip evacuation and wear resistance. Tolerance H3 / 2B-3B. Thread size #12-24 UNC
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a #6-32 UNC thread, H2 / 2B-3B tolerance, 3 flutes, and modified bottoming chamfer. The spiral flute design evacuates chips upward, preventing clogging in blind-hole applications
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. Features a #6-32 UNC thread, H2 / 2B-3B tolerance, 3 flutes, and modified bottoming chamfer. The spiral flute design evacuates chips upward, preventing clogging in blind-hole applications
Spiral-flute tap with 1/4"-20 UNC thread size, H7 / 2B-3B tolerance class, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute design evacuates chips upward to prevent clogging in deep-hole applications
OSG
Spiral-flute tap with 1/4"-20 UNC thread size, H7 / 2B-3B tolerance class, 3 flutes, and modified bottoming chamfer. Designed for threading blind holes in steel and stainless steel; the spiral flute design evacuates chips upward to prevent clogging in deep-hole applications
Spiral-flute tap for threading blind holes in steel and stainless steel. Features 3 flutes, H3 / 2B-3B tolerance, and modified bottoming chamfer for threading close to hole bottom. Chip evacuation upward prevents clogging in deep or blind applications
OSG
Spiral-flute tap for threading blind holes in steel and stainless steel. Features 3 flutes, H3 / 2B-3B tolerance, and modified bottoming chamfer for threading close to hole bottom. Chip evacuation upward prevents clogging in deep or blind applications