OSG Jobber Length Drill Bit: 5/16", 135° 4-Facet Point, Solid Carbide
SKU 3G-OTH-192592
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Frequently Asked Questions
What is OSG 215-3125 jobber length drill bit used for?
The OSG 215-3125 solid carbide jobber drill bit is designed for horizontal drilling applications. Its 135° 4-facet point and slow spiral geometry provide precise holemaking in hardened steels and abrasive materials, commonly used in mold, die, and aerospace manufacturing.
What are the specifications of OSG 215-3125 drill bit?
This OSG solid carbide jobber drill bit has a 5/16" diameter (0.3125 inch), a 135° 4-facet point, and a slow spiral flute design. The manufacturer part number is 215-3125. It is engineered for horizontal drilling in demanding industrial environments.
Where to buy OSG 215-3125 drill bit worldwide?
3G Electric supplies the OSG 215-3125 solid carbide drill bit to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact our team for a quote and lead time on this precision tool.
How to select the right OSG solid carbide drill bit for horizontal drilling?
For horizontal drilling, choose a solid carbide bit with a 135° 4-facet point to reduce thrust and improve hole accuracy. The slow spiral design aids chip evacuation in deep holes. Match the diameter (e.g., 5/16") to your workpiece and machine rigidity for best results.
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Common applications for OSGOSG Products
3G Electric supplies OSG solid carbide jobber-length drill bits for horizontal drilling. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















