OSG Chucking Reamer: 0.1378 in Dia, 3.5 mm, Straight Flute
SKU 3G-OTH-205943
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Frequently Asked Questions
What is an OSG chucking reamer used for?
An OSG chucking reamer is used for precision finishing of pre-drilled holes to achieve tight diameter tolerances and smooth surface finishes. It is commonly applied in machining operations across automotive, aerospace, and general manufacturing industries where accuracy and repeatability are critical.
What are the specifications of the OSG 300-1378 chucking reamer?
The OSG 300-1378 is a straight-flute solid carbide chucking reamer with a diameter of 0.1378 in (3.5 mm). It is designed for use in machine tools and provides consistent hole sizing. The carbide construction offers wear resistance and long tool life in ferrous and non-ferrous materials.
Where to buy OSG chucking reamers worldwide?
3G Electric supplies OSG chucking reamers worldwide, handling full logistics, customs clearance, and delivery to your site. As a global industrial sourcing partner, we provide genuine OSG cutting tools like the 300-1378 model. Contact us for availability and lead time on your order.
How to select the right OSG chucking reamer for a job?
Select an OSG chucking reamer based on hole diameter, material type, and required tolerance. For the 300-1378, match the reamer diameter to the finished hole size (0.1378 in). Use a rigid setup with proper speeds and feeds for carbide tools to avoid chipping and ensure concentricity.
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Common applications for OSGOSG Products
3G Electric supplies OSG straight-flute solid carbide chucking reamers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















