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CHICAGO-LATROBE General Purpose Spiral-Point Tap - General Purpose Spiral-Point Taps
CHICAGO-LATROBEGeneral Purpose Spiral-Point Taps

CHICAGO-LATROBE General Purpose Spiral-Point Tap

CHICAGO-LATROBE General Purpose Spiral-Point Taps.

SKU 3G-OTH-214151

Brand
CHICAGO-LATROBE
Item
General Purpose Spiral-Point Tap
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
330157

Technical Documents

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

Product Description

CHICAGO-LATROBE General Purpose Spiral-Point Taps.

Frequently Asked Questions

What is the CHICAGO-LATROBE Spiral Point Tap 330157 used for?

The CHICAGO-LATROBE Spiral Point Tap 330157 is a general-purpose tap designed for through-hole threading in ferrous and non-ferrous materials. Its spiral-point design pushes chips forward, reducing clogging and enabling faster production threading in manufacturing and maintenance applications.

What are the specifications of the CHICAGO-LATROBE Spiral Point Tap 330157?

The CHICAGO-LATROBE Spiral Point Tap 330157 has a thread size of 1/4"-20 UNC, with H3 / 2B tolerance, 3 flutes, and a plug chamfer. The manufacturer part number is 330157. It is a general-purpose spiral-point tap for through-hole threading.

Where to buy CHICAGO-LATROBE taps in worldwide?

3G Electric supplies CHICAGO-LATROBE taps worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on the 330157 spiral point tap.

How to select the correct CHICAGO-LATROBE tap for a job?

Select a CHICAGO-LATROBE tap based on thread size, tolerance class, and material. For through holes, a spiral-point tap like the 330157 (1/4"-20 UNC, H3 / 2B) pushes chips forward. For blind holes, use a spiral-flute tap. Always match the tap to the material hardness and thread depth.

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
General purpose spiral-point tap for threading through-holes in metal, wood, or plastic. Features a 1/4"-20 UNC thread, H1/2B class fit, 2 flutes, and plug chamfer. The spiral-point design pushes chips forward to prevent clogging and enable faster threading
CHICAGO-LATROBE
General purpose spiral-point tap for threading through-holes in metal, wood, or plastic. Features a 1/4"-20 UNC thread, H1/2B class fit, 2 flutes, and plug chamfer. The spiral-point design pushes chips forward to prevent clogging and enable faster threading
Spiral-point tap designed for through-hole threading in metal. The spiral-point geometry pushes chips forward, reducing chip congestion. Suitable for production tapping in steel, aluminum, and cast iron. Thread size 1/2"-20 UNF with H3 / 2B tolerance, 3 flutes, and plug chamfer
CHICAGO-LATROBE
Spiral-point tap designed for through-hole threading in metal. The spiral-point geometry pushes chips forward, reducing chip congestion. Suitable for production tapping in steel, aluminum, and cast iron. Thread size 1/2"-20 UNF with H3 / 2B tolerance, 3 flutes, and plug chamfer
Spiral-point tap designed for through-hole threading in ferrous and non-ferrous materials. Features a 5/16"-18 UNC thread size, H3 / 2B tolerance, 3 flute design, and plug chamfer. Pushes chips forward to reduce clogging and breakage during threading operations
CHICAGO-LATROBE
Spiral-point tap designed for through-hole threading in ferrous and non-ferrous materials. Features a 5/16"-18 UNC thread size, H3 / 2B tolerance, 3 flute design, and plug chamfer. Pushes chips forward to reduce clogging and breakage during threading operations
CHICAGO-LATROBE Spiral Point Tap: 3/8"-24 UNF, H3 / 2B, 3 Flute, Plug Chamfer (MPN 330162)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 3/8"-24 UNF, H3 / 2B, 3 Flute, Plug Chamfer (MPN 330162)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330109)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H2 / 2B, 2 Flute, Plug Chamfer (MPN 330109)
CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H2 / 2B, 3 Flute, Plug Chamfer (MPN 330158)
CHICAGO-LATROBE
CHICAGO-LATROBE Spiral Point Tap: 1/4"-28 UNF, H2 / 2B, 3 Flute, Plug Chamfer (MPN 330158)

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CHICAGO-LATROBE Spiral Point Tap: M1.8x0.35 Metric, D3 / 6H, 2 Flute, Plug Chamfer, High Speed Steel (MPN 330131)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 280306)
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CHICAGO-LATROBE Spiral Point Tap: 1/4"-20 UNC, H3 / 2B, 3 Flute, Plug Chamfer (MPN 280306)
CHICAGO-LATROBE Spiral Point Tap: #4-48 UNF, H2 / 2B, 2 Flute, Plug Chamfer, High Speed Steel (MPN 356365)
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This spiral-point tap is designed for through-hole threading in metalworking applications. Its spiral-point geometry pushes chips forward, reducing clogging and enabling efficient thread production. Constructed from high-speed steel with a plug chamfer and 3-flute design, it is suited for general purpose threading in ferrous and non-ferrous materials
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This spiral-point tap is designed for through-hole threading in metalworking applications. Its spiral-point geometry pushes chips forward, reducing clogging and enabling efficient thread production. Constructed from high-speed steel with a plug chamfer and 3-flute design, it is suited for general purpose threading in ferrous and non-ferrous materials
This general purpose spiral-point tap is designed for through-hole threading in production environments. Constructed from high-speed steel with a plug chamfer and 3 flutes, it features an H3 / 2B tolerance for precise thread cutting. The spiral-point design pushes chips forward, reducing clogging and enabling efficient tapping in materials such as steel and aluminum
CHICAGO-LATROBE
This general purpose spiral-point tap is designed for through-hole threading in production environments. Constructed from high-speed steel with a plug chamfer and 3 flutes, it features an H3 / 2B tolerance for precise thread cutting. The spiral-point design pushes chips forward, reducing clogging and enabling efficient tapping in materials such as steel and aluminum
General purpose spiral-point tap with 5/16"-18 UNC thread, H5 / 2B-3B tolerance, 3 flutes, and plug chamfer. Designed for through-hole tapping, the spiral point pushes chips forward to prevent clogging. Suitable for threading in steel, cast iron, and other common materials in machining and manufacturing applications
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General purpose spiral-point tap with 5/16"-18 UNC thread, H5 / 2B-3B tolerance, 3 flutes, and plug chamfer. Designed for through-hole tapping, the spiral point pushes chips forward to prevent clogging. Suitable for threading in steel, cast iron, and other common materials in machining and manufacturing applications
This spiral-point tap is designed for through-hole threading applications, directing chips forward to prevent clogging. It features a bottoming chamfer for threading close to the bottom of blind holes. With H3 / 2B tolerance and 3 flutes, it is suited for general purpose threading in ferrous and non-ferrous materials
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This spiral-point tap is designed for through-hole threading applications, directing chips forward to prevent clogging. It features a bottoming chamfer for threading close to the bottom of blind holes. With H3 / 2B tolerance and 3 flutes, it is suited for general purpose threading in ferrous and non-ferrous materials
CHICAGO-LATROBE Spiral Point Tap: M3.5x0.6 Metric, D4 / 6H, 2 Flute, Plug Chamfer, High Speed Steel (MPN 360821)
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