OSG Chucking Reamer: 0.4219 in Dia, 27/64 in, Straight Flute
SKU 3G-OTH-206212
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Frequently Asked Questions
What is the OSG Chucking Reamer 300-4219 used for?
The OSG Chucking Reamer 300-4219 is used for precision finishing of holes in metalworking applications. Its straight-flute solid carbide design provides accurate sizing and smooth surface finishes in production machining, tool and die making, and maintenance operations.
What are the specifications of the OSG Chucking Reamer 300-4219?
The OSG Chucking Reamer 300-4219 has a diameter of 0.4219 in (27/64 in), straight flute geometry, and is made of solid carbide. The manufacturer part number is 300-4219. It is designed for use in industrial machining environments requiring precise hole sizing.
Where to buy the OSG Chucking Reamer 300-4219 worldwide?
You can source the OSG Chucking Reamer 300-4219 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct OSG reamer for your application.
How to select the correct OSG Chucking Reamer for your application?
To select the correct OSG chucking reamer, match the reamer diameter to your finished hole size, choose straight flute for through holes or spiral flute for blind holes, and select carbide for hard materials. Always verify the shank fits your machine's collet or chuck.
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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.















