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

CHICAGO-LATROBE Straight Flute Tap - Left-Hand Thread Taps
CHICAGO-LATROBELeft-Hand Thread Taps

CHICAGO-LATROBE Straight Flute Tap

3G Electric interprets demand and delivers the CHICAGO-LATROBE Straight Flute Tap, a left-hand thread tap in 3/8"-16 UNC with H3 / 2B tolerance, 4 flutes, and plug chamfer (MPN 317631). We source this across 14…

SKU 3G-OTH-265143

Brand
CHICAGO-LATROBE
Item
Straight Flute Tap
Category
Left-Hand Thread Taps
Available to Order
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Worldwide Shipping
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Technical specs
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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

CHICAGO-LATROBE
Manufacturer Part Number
317631
Type
H3 / 2B, Plug Chamfer, LH
Flute
4

Technical Documents

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

Product Description

3G Electric interprets demand and delivers the CHICAGO-LATROBE Straight Flute Tap, a left-hand thread tap in 3/8"-16 UNC with H3 / 2B tolerance, 4 flutes, and plug chamfer (MPN 317631). We source this across 14 industrial departments — and far more — with specialist depth in combustion, pumps, and controls as a trust anchor.

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 CHICAGO-LATROBE Straight Flute Tap 317631 used for?

This left-hand thread tap is used for cutting internal UNC threads in metalwork and maintenance applications. It is designed for through-hole threading where a left-hand thread is required, commonly in automotive, machinery repair, and industrial assembly.

What are the specifications of the CHICAGO-LATROBE 317631 tap?

The CHICAGO-LATROBE Straight Flute Tap has a 3/8"-16 UNC thread size, H3 / 2B tolerance, 4 flute design, plug chamfer, and left-hand rotation. The manufacturer part number is 317631. It is suitable for general-purpose threading in ferrous and non-ferrous materials.

Where to buy CHICAGO-LATROBE 317631 taps worldwide?

3G Electric supplies the CHICAGO-LATROBE 317631 Straight Flute Tap to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this item globally.

How to select the correct tap for left-hand threads?

For left-hand threads, ensure the tap is marked LH and matches the required thread size and pitch, such as 3/8"-16 UNC. Choose a plug chamfer for through holes and a bottoming chamfer for blind holes. CHICAGO-LATROBE taps are a reliable choice for precision threading.

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 left-hand thread 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 Straight Flute Tap: 3/4"-16 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 318027)
CHICAGO-LATROBE
CHICAGO-LATROBE Straight Flute Tap: 3/4"-16 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 318027)
CHICAGO-LATROBE Straight Flute Tap: 5/16"-24 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317607)
CHICAGO-LATROBE
CHICAGO-LATROBE Straight Flute Tap: 5/16"-24 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317607)
CHICAGO-LATROBE Straight Flute Tap: 3/8"-16 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN 330057)
CHICAGO-LATROBE
CHICAGO-LATROBE Straight Flute Tap: 3/8"-16 UNC, H3 / 2B, 4 Flute, Plug Chamfer (MPN 330057)
General purpose hand tap for cutting internal threads in metal components. Features a 5/16"-18 UNC thread size, H3/2B class of fit, 4-flute design, and plug chamfer. Suitable for through-hole or blind-hole threading in industrial maintenance and production applications
CHICAGO-LATROBE
General purpose hand tap for cutting internal threads in metal components. Features a 5/16"-18 UNC thread size, H3/2B class of fit, 4-flute design, and plug chamfer. Suitable for through-hole or blind-hole threading in industrial maintenance and production applications

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Left-hand thread tap for cutting internal UNF threads in through or blind holes. Features H3 tolerance for 2B class fit, 4-flute design for chip evacuation, and plug chamfer. Suitable for manual or machine tapping in ferrous and non-ferrous materials
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Left-hand thread tap for cutting internal UNF threads in through or blind holes. Features H3 tolerance for 2B class fit, 4-flute design for chip evacuation, and plug chamfer. Suitable for manual or machine tapping in ferrous and non-ferrous materials
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CHICAGO-LATROBE Straight Flute Tap: 5/8"-18 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317904)
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CHICAGO-LATROBE Straight Flute Tap: 5/8"-18 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317904)
CHICAGO-LATROBE Straight Flute Tap: 3/4"-10 UNC, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317995)
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CHICAGO-LATROBE Straight Flute Tap: 3/4"-10 UNC, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317995)
CHICAGO-LATROBE Straight Flute Tap: 1/2"-20 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317789)
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CHICAGO-LATROBE Straight Flute Tap: 1/2"-20 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317789)
CHICAGO-LATROBE Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317516)
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CHICAGO-LATROBE Straight Flute Tap: 1/4"-20 UNC, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317516)
CHICAGO-LATROBE Straight Flute Tap: 5/16"-18 UNC, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317573)
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CHICAGO-LATROBE Straight Flute Tap: 5/16"-18 UNC, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317573)
CHICAGO-LATROBE Straight Flute Tap: 3/8"-24 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317664)
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CHICAGO-LATROBE Straight Flute Tap: 3/8"-24 UNF, H3 / 2B, 4 Flute, Plug Chamfer, LH (MPN 317664)