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CHICAGO-LATROBE #21 HSS Jobber-Length Drill Bit - Chip-Clearing High-Speed Steel Jobber-Length Drill Bits
CHICAGO-LATROBEChip-Clearing High-Speed Steel Jobber-Length Drill Bits

CHICAGO-LATROBE #21 HSS Jobber-Length Drill Bit

The CHICAGO-LATROBE Jobber Length Drill Bit #21 is a high-speed steel, chip-clearing jobber-length drill bit with a parabolic flute and fast spiral design. It features a 135° split point and a diameter of 0.1590…

SKU 3G-OTH-194268

Brand
CHICAGO-LATROBE
Item
#21 HSS Jobber-Length Drill Bit
Part Number
69021
Category
Chip-Clearing High-Speed Steel Jobber-Length Drill Bits
Available to Order
Also known as:69021CHICAGO-LATROBE
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
69021
Type
HSS, Parabolic Flute, Fast Spiral
Split Point
135°

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

Product Description

The CHICAGO-LATROBE Jobber Length Drill Bit #21 is a high-speed steel, chip-clearing jobber-length drill bit with a parabolic flute and fast spiral design. It features a 135° split point and a diameter of 0.1590 inches (MPN 69021).

Frequently Asked Questions

What is a CHICAGO-LATROBE #21 jobber length drill bit used for?

This CHICAGO-LATROBE #21 drill bit (MPN 69021) is used for drilling precise holes in metal, wood, and plastics. Its 135° split point reduces walking, while the parabolic flute and fast spiral design clear chips efficiently in deep-hole applications across machining and fabrication industries.

What are the specifications of the CHICAGO-LATROBE 69021 drill bit?

The CHICAGO-LATROBE 69021 is a #21 jobber length drill bit with a 0.1590 inch diameter, 135° split point, and high-speed steel construction. It features a parabolic flute and fast spiral for chip clearing. The manufacturer part number is 69021.

Where to buy CHICAGO-LATROBE drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE drill bits like the 69021 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other industrial cutting tools across 14 departments.

How to select the right jobber length drill bit for metal?

For metal drilling, choose a high-speed steel bit like the CHICAGO-LATROBE 69021 with a 135° split point to prevent walking. Match the diameter to your hole size and use a parabolic flute for chip evacuation in deep holes. Always apply cutting fluid and run at recommended speeds.

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.
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CHICAGO-LATROBE Products

3G Electric supplies CHICAGO-LATROBE chip-clearing 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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