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OSG Jobber Length Drill Bit: 5/16", 130° R-Thinning Point, V-Coated Cobalt - Coolant-Through Cobalt Jobber-Length Drill Bits
OSGCoolant-Through Cobalt Jobber-Length Drill Bits

OSG Jobber Length Drill Bit: 5/16", 130° R-Thinning Point, V-Coated Cobalt

The OSG Jobber Length Drill Bit (5/16", MPN 17312508) is a V-Coated Cobalt, Coolant-Through drill bit with a 130° R-Thinning Point and a diameter of 0.3125. 3G Electric sources this genuine industrial cutting tool as…

SKU 3G-OTH-205606

Brand
OSG
Item
Jobber Length Drill Bit: 5/16", 130° R-Thinning Point, V-Coated Cobalt
Category
Coolant-Through Cobalt Jobber-Length Drill Bits
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
17312508
Type
V-Coated Cobalt, Coolant-Through
R-Thinning Point
130°

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Jobber Length Drill Bit (5/16", MPN 17312508) is a V-Coated Cobalt, Coolant-Through drill bit with a 130° R-Thinning Point and a diameter of 0.3125. 3G Electric sources this genuine industrial cutting tool as part of our broad supply across 14 departments, with specialist expertise in combustion, pumps and controls ensuring accurate sourcing and support.

Frequently Asked Questions

What is the OSG 17312508 jobber length drill bit used for?

The OSG 17312508 is a 5/16" V-coated cobalt drill bit with a 130° R-thinning point and coolant-through design. It is used for high-speed drilling in tough materials like stainless steel and hardened alloys, where coolant delivery through the bit extends tool life and improves chip evacuation.

What are the specifications of the OSG 17312508 drill bit?

The OSG 17312508 is a jobber length drill bit with a 5/16" (0.3125 inch) diameter, 130° R-thinning point, V-coated cobalt construction, and coolant-through capability. It is designed for demanding industrial drilling applications requiring precision and durability.

Where to buy the OSG 17312508 drill bit worldwide?

3G Electric supplies the OSG 17312508 V-coated cobalt coolant-through drill bit to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision cutting tool.

How to select the correct OSG coolant-through drill bit for my application?

Select the OSG coolant-through drill bit based on material hardness, hole depth, and machine coolant pressure. The 5/16" diameter with 130° point is ideal for stainless steel and alloy steels. Ensure your machine has through-spindle coolant capability to fully utilize the coolant-through design.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG coolant-through cobalt jobber-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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