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CHICAGO-LATROBE Spiral Point Tap: 5/16"-24 UNF, H3 / 2B, 2 Flute, Plug Chamfer - Low-Shear Spiral-Point Taps
CHICAGO-LATROBELow-Shear Spiral-Point Taps

CHICAGO-LATROBE Spiral Point Tap: 5/16"-24 UNF, H3 / 2B, 2 Flute, Plug Chamfer

The CHICAGO-LATROBE Spiral Point Tap (SKU 330188, MPN 330188) is a low-shear spiral-point tap in 5/16"-24 UNF size, featuring an H3 / 2B tolerance, plug chamfer, 2-flute design, and high-speed steel construction. 3G…

SKU 3G-OTH-217699

Brand
CHICAGO-LATROBE
Item
Spiral Point Tap: 5/16"-24 UNF, H3 / 2B, 2 Flute, Plug Chamfer
Category
Low-Shear Spiral-Point Taps
Available to Order
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
330188
Type
H3 / 2B, Plug Chamfer, High Speed Steel
Flute
2

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

Product Description

The CHICAGO-LATROBE Spiral Point Tap (SKU 330188, MPN 330188) is a low-shear spiral-point tap in 5/16"-24 UNF size, featuring an H3 / 2B tolerance, plug chamfer, 2-flute design, and high-speed steel construction. 3G Electric interprets this demand and delivers it across 14 industrial departments — with specialist depth in combustion, pumps, and controls as an authorised distributor — ensuring you get the right industrial solution, not just a part.

Frequently Asked Questions

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

A CHICAGO-LATROBE spiral point tap is used for threading blind or through holes in production machining. Its low-shear design pushes chips forward, reducing clogging and tap breakage in steel, aluminum, and cast iron. 3G Electric supplies this tap across 14 industrial departments for precision threading applications.

What are the specifications of the CHICAGO-LATROBE 330188 tap?

The CHICAGO-LATROBE 330188 is a 5/16"-24 UNF spiral point tap with H3 / 2B tolerance, 2 flutes, and a plug chamfer. It is made of high-speed steel for durability in production threading. 3G Electric sources this genuine CHICAGO-LATROBE part for worldwide delivery.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we interpret your demand and deliver genuine cutting tools like the 330188 spiral point tap. Contact us for availability and lead time to your location.

How to select the right spiral point tap for threading?

Select a spiral point tap like the CHICAGO-LATROBE 330188 based on thread size (5/16"-24 UNF), material (high-speed steel for general machining), and chamfer type (plug for blind holes). Ensure tolerance (H3) matches your thread class (2B). 3G Electric can help match the correct tap to your application.

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 low-shear 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, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330187)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 5/16"-18 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330187)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330184)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330184)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H1 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330182)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H1 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330182)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H11 / 1B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330185)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H11 / 1B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330185)
CHICAGO-LATROBE Spiral Point Tap: #10-32 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330180)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: #10-32 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330180)

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This #12-24 UNC low-shear spiral-point tap is made of high-speed steel with a plug chamfer and 2 flutes. It features H3 / 2B tolerance for through-hole threading in production and maintenance applications. The spiral-point design pushes chips forward, suitable for threading in steel, aluminum, and similar materials
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This #12-24 UNC low-shear spiral-point tap is made of high-speed steel with a plug chamfer and 2 flutes. It features H3 / 2B tolerance for through-hole threading in production and maintenance applications. The spiral-point design pushes chips forward, suitable for threading in steel, aluminum, and similar materials
This low-shear spiral-point tap is designed for threading #4-40 UNC holes in through-hole applications. The spiral-point geometry pushes chips forward, enabling efficient chip evacuation in production environments. Constructed from high-speed steel with a plug chamfer and 2-flute design, it is suited for use in metals and plastics
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This low-shear spiral-point tap is designed for threading #4-40 UNC holes in through-hole applications. The spiral-point geometry pushes chips forward, enabling efficient chip evacuation in production environments. Constructed from high-speed steel with a plug chamfer and 2-flute design, it is suited for use in metals and plastics
CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330186)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H3 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330186)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330183)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330183)
CHICAGO-LATROBE Spiral Point Tap: 7/16"-14 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330190)
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CHICAGO-LATROBE Spiral Point Tap: 7/16"-14 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330190)
CHICAGO-LATROBE Spiral Point Tap: 1/2"-13 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330191)
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CHICAGO-LATROBE Spiral Point Tap: 1/2"-13 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330191)
CHICAGO-LATROBE Spiral Point Tap: 5/8"-11 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330192)
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CHICAGO-LATROBE Spiral Point Tap: 5/8"-11 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330192)
CHICAGO-LATROBE Spiral Point Tap: 3/8"-16 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330189)
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CHICAGO-LATROBE Spiral Point Tap: 3/8"-16 UNC, H3 / 2B, 3 Flute, Plug Chamfer, High Speed Steel (MPN 330189)