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CHICAGO-LATROBE Jobber Length Drill Bit: #8, 118° Point, HSS - Left-Hand High-Speed Steel Jobber-Length Drill Bits
CHICAGO-LATROBELeft-Hand High-Speed Steel Jobber-Length Drill Bits

CHICAGO-LATROBE Jobber Length Drill Bit: #8, 118° Point, HSS

CHICAGO-LATROBE Left-Hand High-Speed Steel Jobber-Length Drill Bits.

SKU 3G-OTH-235713

Brand
CHICAGO-LATROBE
Item
Jobber Length Drill Bit: #8, 118° Point, HSS
Category
Left-Hand High-Speed Steel Jobber-Length Drill Bits
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
44478

Technical Documents

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

Product Description

CHICAGO-LATROBE Left-Hand High-Speed Steel Jobber-Length Drill Bits.

Frequently Asked Questions

What is the CHICAGO-LATROBE Jobber Length Drill Bit #8 used for?

This left-hand drill bit is designed for drilling holes in metal, particularly for removing broken fasteners or screws. The 118° point and high-speed steel construction make it suitable for general-purpose drilling in ferrous and non-ferrous materials. CHICAGO-LATROBE bits are commonly used in maintenance, repair, and production environments.

What are the specifications of the CHICAGO-LATROBE 44478 drill bit?

The CHICAGO-LATROBE 44478 is a #8 jobber-length drill bit with a 0.1990-inch diameter, 118° point angle, and left-hand spiral. It is made of high-speed steel (HSS) for durability. The manufacturer part number is 44478, and it is designed for left-hand rotation applications.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the 44478 left-hand drill bit.

How to select the correct left-hand drill bit for removing broken bolts?

Select a left-hand drill bit like the CHICAGO-LATROBE #8 (0.1990 inch) that matches the fastener size. Use a center punch to start the hole, apply cutting oil, and run the drill in reverse at low speed. The left-hand spiral helps extract the broken bolt as you drill.

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 high-speed steel 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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