CHICAGO-LATROBE Screw Machine Drill Bit: 10.2 mm, 135° Split Point
The CHICAGO-LATROBE Screw Machine Drill Bit (SKU 807NK2, MPN 49022) is a 10.2 mm general purpose cobalt screw-machine-length drill bit with a 135° split point and Straw/Bronze Cobalt finish. Key specification…
SKU 3G-OTH-409566
Need installation or engineering help?
Ask a question
Product Description
The CHICAGO-LATROBE Screw Machine Drill Bit (SKU 807NK2, MPN 49022) is a 10.2 mm general purpose cobalt screw-machine-length drill bit with a 135° split point and Straw/Bronze Cobalt finish. Key specification attr1233209 is 0.4016.
Frequently Asked Questions
What is the CHICAGO-LATROBE 49022 screw machine drill bit used for?
The CHICAGO-LATROBE 49022 is a general-purpose cobalt screw-machine-length drill bit used for precision drilling in metalworking. Its 135° split point reduces walking and improves hole accuracy in hard materials like stainless steel. Ideal for automated lathes and CNC machines requiring short, rigid bits.
What are the specifications of the CHICAGO-LATROBE 49022 drill bit?
The CHICAGO-LATROBE 49022 is a 10.2 mm diameter screw-machine-length drill bit with a 135° split point and straw/bronze cobalt finish. The decimal equivalent is 0.4016 inches. It is designed for general-purpose cobalt drilling in ferrous metals and high-temperature alloys.
Where to buy CHICAGO-LATROBE 49022 drill bits worldwide?
3G Electric supplies CHICAGO-LATROBE 49022 drill bits worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this cobalt screw-machine-length drill bit.
How to select the correct CHICAGO-LATROBE screw machine drill bit?
Select based on hole diameter (10.2 mm), material hardness, and machine rigidity. The 135° split point on CHICAGO-LATROBE bits reduces thrust and is ideal for CNC or screw machines. Cobalt steel suits stainless steel and high-temperature alloys. Confirm shank compatibility with your chuck.
Used in
Common applications for CHICAGO-LATROBECHICAGO-LATROBE Products
3G Electric supplies CHICAGO-LATROBE general purpose cobalt screw-machine length drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.








