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

CHICAGO-LATROBE Jobber Length Drill Bit: 31/64", 135° Split Point, Straw/Bronze Cobalt - Left-Hand Cobalt Jobber-Length Drill Bits
CHICAGO-LATROBELeft-Hand Cobalt Jobber-Length Drill Bits

CHICAGO-LATROBE Jobber Length Drill Bit: 31/64", 135° Split Point, Straw/Bronze Cobalt

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 46531) is a 31/64" left-hand cobalt jobber-length drill bit with a 135° split point and straw/bronze cobalt finish. 3G Electric interprets your demand for this…

SKU 3G-OTH-251067

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: 31/64", 135° Split Point, Straw/Bronze Cobalt
Category
Left-Hand Cobalt Jobber-Length Drill Bits
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
46531
Type
Straw/Bronze Cobalt, Left Hand
Split Point
135°

Technical Documents

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit (MPN 46531) is a 31/64" left-hand cobalt jobber-length drill bit with a 135° split point and straw/bronze cobalt finish. 3G Electric interprets your demand for this specific OEM tool, sources it across our 14 industrial departments, and provides a quoted price with dedicated support — backed by our specialist depth in combustion, pumps, and controls.

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 a CHICAGO-LATROBE 31/64" left-hand cobalt jobber drill bit used for?

This CHICAGO-LATROBE 31/64" left-hand drill bit is designed for drilling in reverse rotation, commonly used to extract broken fasteners or for applications on screw machines. The cobalt steel and 135° split point provide heat resistance and reduce walking on metal surfaces.

What are the specifications of the CHICAGO-LATROBE 46531 drill bit?

The CHICAGO-LATROBE 46531 is a jobber length drill bit with a 31/64" (0.4844") diameter, 135° split point, and straw/bronze cobalt finish. It is a left-hand design, ideal for reverse-rotation drilling. The cobalt alloy enhances durability in hard metals.

Where to buy CHICAGO-LATROBE 46531 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 46531 left-hand cobalt drill bits to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this item.

How to select the correct left-hand drill bit for bolt extraction?

For bolt extraction, choose a left-hand drill bit like the CHICAGO-LATROBE 46531 in a size slightly smaller than the fastener. Use a 135° split point to prevent walking. Cobalt construction handles hardened steel. Apply cutting oil and run the drill in reverse at low speed.

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 cobalt jobber-length drill bits. 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 Jobber Length Drill Bit: 29/64", 135° Split Point, Straw/Bronze Cobalt, Left Hand (MPN 46529)
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CHICAGO-LATROBE Jobber Length Drill Bit: 1/2", 135° Split Point, Straw/Bronze Cobalt, Left Hand (MPN 46532)
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CHICAGO-LATROBE Jobber Length Drill Bit: 1/2", 135° Split Point, Straw/Bronze Cobalt, Left Hand (MPN 46532)
CHICAGO-LATROBE Jobber Length Drill Bit: 7/64", 135° Split Point, Straw/Bronze Cobalt, Left Hand (MPN 46507)
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CHICAGO-LATROBE Jobber Length Drill Bit: 7/64", 135° Split Point, Straw/Bronze Cobalt, Left Hand (MPN 46507)

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Left-hand cobalt jobber-length drill bit with a 7/32" diameter and 135° split point. Straw/bronze cobalt finish provides heat resistance. Suitable for drilling in hard metals and applications requiring left-hand rotation
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