CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 2 Flute, Plug Chamfer

SKU 3G-OTH-215887

Brand

CHICAGO-LATROBE

Item

Spiral Point Tap: 1/4"-20 UNC, H5 / 2B-3B, 2 Flute, Plug Chamfer

Technical Specifications

CHICAGO-LATROBE

Manufacturer Part Number

357066

Type

H5 / 2B-3B, Plug Chamfer, High Speed Steel 

Flute

2

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Technical Documents

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CHICAGO-LATROBE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Spiral Point Tap (MPN 357066) is a 1/4"-20 UNC general purpose tap with H5 / 2B-3B tolerance, 2-flute design, plug chamfer, and high-speed steel construction. 3G Electric interprets your demand for this OEM-specified tool and delivers it across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is the CHICAGO-LATROBE Spiral Point Tap 357066 used for?

The CHICAGO-LATROBE Spiral Point Tap 357066 is used for threading through-holes in metal, steel, and alloys. Its spiral-point design pushes chips forward, preventing clogging in blind holes. Common applications include automotive, aerospace, and general manufacturing where precise 1/4"-20 UNC threads are required.

What are the specifications of the CHICAGO-LATROBE Spiral Point Tap 357066?

The CHICAGO-LATROBE Spiral Point Tap 357066 has a 1/4"-20 UNC thread size, H5 tolerance for 2B-3B class fit, 2 flutes, and a plug chamfer. It is made of high-speed steel (HSS) for durability in general-purpose threading. The manufacturer part number is 357066.

Where to buy the CHICAGO-LATROBE Spiral Point Tap 357066 worldwide?

You can source the CHICAGO-LATROBE Spiral Point Tap 357066 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 times.

How to select the correct CHICAGO-LATROBE Spiral Point Tap for threading?

To select the correct CHICAGO-LATROBE Spiral Point Tap, match the thread size (e.g., 1/4"-20 UNC), tolerance class (H5 for 2B-3B), and chamfer type (plug for through-holes). Ensure the tap material (HSS) suits your workpiece. 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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