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CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357344) - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357344)

The CHICAGO-LATROBE Spiral Point Tap (SKU 357344, MPN 357344) is a general purpose spiral-point tap with a 5/16"-18 UNC thread size. It features an H5 / 2B-3B tolerance, 3 flutes, and a plug chamfer, designed for…

SKU 3G-OTH-214175

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: 5/16"-18 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer
Category
General Purpose Spiral-Point Taps
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
357344
Type
H5 / 2B-3B, Plug Chamfer
Flute
3

Technical Documents

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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Spiral Point Tap (SKU 357344, MPN 357344) is a general purpose spiral-point tap with a 5/16"-18 UNC thread size. It features an H5 / 2B-3B tolerance, 3 flutes, and a plug chamfer, designed for through-hole tapping in a range of materials.

Frequently Asked Questions

What is a CHICAGO-LATROBE spiral point tap used for?

A CHICAGO-LATROBE spiral point tap is used for through-hole threading in metalworking. Its spiral point design pushes chips ahead, preventing clogging and enabling faster, cleaner threads in production environments across machining, automotive, and general manufacturing.

What are the specifications of the CHICAGO-LATROBE 357344 tap?

The CHICAGO-LATROBE 357344 is a spiral point tap with size 5/16"-18 UNC, H5 / 2B-3B tolerance, 3 flutes, and a plug chamfer. It is designed for general-purpose threading in through holes, delivering consistent thread quality in steel and cast iron.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine cutting tools like the 357344 spiral point tap to your facility, regardless of location.

How to select the right spiral point tap for a job?

Select a spiral point tap like the CHICAGO-LATROBE 357344 for through holes where chip evacuation is critical. Match the tap size, thread pitch (UNC/UNF), and chamfer type (plug, bottoming) to your material and hole depth. For blind holes, consider spiral flute taps instead.

Used in

Common applications for CHICAGO-LATROBE
Aerospace assembly — Chicago-Latrobe NAS 907 Type B aircraft-extension drill bits for drilling fastener holes in aluminum and titanium skins.
Metal fabrication — Chicago-Latrobe reduced-shank drill bit sets for enlarging holes in structural steel using magnetic drill presses.
Maintenance repair — Chicago-Latrobe left-hand cobalt jobber-length drill bits for removing broken bolts in machinery.
Tool and die making — Chicago-Latrobe jobber-length drill bit sets with 135° split point for precision hole drilling in hardened steels.
Automotive repair — Chicago-Latrobe spiral-flute screw extractors for removing seized fasteners in engine blocks or exhaust systems.
General manufacturing — Chicago-Latrobe HSS jobber-length drill bits for production drilling in mild steel and cast iron.

CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE 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
CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 357328)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 357328)
CHICAGO-LATROBE Spiral Point Tap: 3/8"-16 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357542)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 3/8"-16 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357542)
CHICAGO-LATROBE Spiral Point Tap: 5/8"-11 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357930)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 5/8"-11 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357930)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357101)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357101)
CHICAGO-LATROBE Spiral Point Tap: 1/2"-13 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357831)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/2"-13 UNC, H5 / 2B-3B, 3 Flute, Plug Chamfer (MPN 357831)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 357088)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 357088)

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