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CHICAGO-LATROBE Taper Length Drill Bit: 21/64", 135° Split Point - Cobalt Taper-Length Drill Bits
CHICAGO-LATROBECobalt Taper-Length Drill Bits

CHICAGO-LATROBE Taper Length Drill Bit: 21/64", 135° Split Point

The CHICAGO-LATROBE Taper Length Drill Bit (SKU 438W35, MPN 44821) is a 21/64" cobalt taper-length drill bit with a 135° split point and straw/bronze cobalt finish. Its key specification includes a diameter of 0.3281…

SKU 3G-OTH-207537

Brand
CHICAGO-LATROBE
Item
Taper Length Drill Bit: 21/64", 135° Split Point
Category
Cobalt Taper-Length Drill Bits
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Technical Specifications

CHICAGO-LATROBE
Manufacturer Part Number
44821
Type
Straw/Bronze Cobalt
Split Point
135°
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CHICAGO-LATROBE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CHICAGO-LATROBE Taper Length Drill Bit (SKU 438W35, MPN 44821) is a 21/64" cobalt taper-length drill bit with a 135° split point and straw/bronze cobalt finish. Its key specification includes a diameter of 0.3281 inches.

Frequently Asked Questions

What is the CHICAGO-LATROBE Taper Length Drill Bit 44821 used for?

This 21/64" cobalt taper-length drill bit with a 135° split point is designed for drilling hard materials such as stainless steel and alloy steels. The cobalt alloy provides heat resistance and durability for industrial metalworking applications.

What are the specifications of the CHICAGO-LATROBE 44821 drill bit?

The CHICAGO-LATROBE 44821 is a 21/64" (0.3281 inch) taper-length drill bit with a 135° split point and straw/bronze cobalt finish. It is designed for high-performance drilling in tough metals and is part of the cobalt taper-length drill bits product type.

Where to buy CHICAGO-LATROBE 44821 drill bits worldwide?

3G Electric supplies CHICAGO-LATROBE 44821 taper-length drill bits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this item for your operations.

How to select the right CHICAGO-LATROBE taper-length drill bit?

Select based on material hardness and hole size. The 21/64" diameter with 135° split point reduces walking and is ideal for hard metals. Cobalt construction offers heat resistance. For softer materials, standard HSS bits may suffice. Always match drill speed and feed to the material.

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 cobalt taper-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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