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OSG 700-1251 Fast-Cutting Single-Flute Countersink - Fast-Cutting Single-Flute Countersinks
OSGFast-Cutting Single-Flute Countersinks

OSG 700-1251 Fast-Cutting Single-Flute Countersink

OSG Fast-Cutting Single-Flute Countersinks.

SKU 3G-OTH-185722

Also listed as: 7001251 · 700 1251

Brand
OSG
Item
700-1251 Fast-Cutting Single-Flute Countersink
Category
Fast-Cutting Single-Flute Countersinks
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
700-1251

Technical Documents

No technical documents available for this product.
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OSG Fast-Cutting Single-Flute Countersinks.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG 700-1251 countersink used for?

The OSG 700-1251 is a fast-cutting single-flute countersink used to create 82° chamfered holes in metal, plastic, or composite workpieces. It is ideal for deburring and preparing holes for flat-head screws in machining, tooling, and general industrial applications.

What are the specifications of the OSG 700-1251 countersink?

The OSG 700-1251 countersink has an 82° included angle, 1 flute, a 1/8 in body diameter, and a 1/8 in shank. It is made of carbide for durability and precision. The manufacturer part number is 700-1251.

Where to buy the OSG 700-1251 countersink worldwide?

3G Electric supplies the OSG 700-1251 countersink worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this carbide single-flute countersink.

How to select the right OSG countersink for your application?

To select the right OSG countersink, match the included angle (e.g., 82° for flat-head screws) to your fastener, choose body and shank diameters that fit your tool holder, and select carbide for hard materials. OSG single-flute designs provide fast chip evacuation and clean finishes.

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 fast-cutting single-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
This OSG countersink features a 60° included angle and a single flute for fast cutting. Made of carbide, it has a 1/8 in body diameter and 1/8 in shank diameter. Used for creating chamfered holes in metal, plastic, and composite materials
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This OSG countersink features a 60° included angle and a single flute for fast cutting. Made of carbide, it has a 1/8 in body diameter and 1/8 in shank diameter. Used for creating chamfered holes in metal, plastic, and composite materials
This OSG countersink features a single-flute carbide design for fast cutting. With a 90° included angle, it is used for deburring and chamfering holes in metal, plastic, and composite materials, creating a conical seat for flat-head screws. Body and shank diameter are both 1/8 in
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This OSG countersink features a single-flute carbide design for fast cutting. With a 90° included angle, it is used for deburring and chamfering holes in metal, plastic, and composite materials, creating a conical seat for flat-head screws. Body and shank diameter are both 1/8 in
This OSG countersink features a single-flute design with an 82° included angle, matching standard flat-head screw angles for precise chamfering. The carbide construction enables fast cutting in ferrous and non-ferrous materials. It is used for deburring and countersinking holes in metal, plastic, and composite materials in general machining applications
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This OSG countersink features a single-flute design with an 82° included angle, matching standard flat-head screw angles for precise chamfering. The carbide construction enables fast cutting in ferrous and non-ferrous materials. It is used for deburring and countersinking holes in metal, plastic, and composite materials in general machining applications
This OSG countersink features a 90° included angle and a single flute for fast cutting. It has a 5/8 in body diameter and is made of carbide. Used for deburring and chamfering holes in metal, plastics, and composites, it creates a clean conical seat for flat-head screws in machining and fabrication applications
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This OSG countersink features a 90° included angle and a single flute for fast cutting. It has a 5/8 in body diameter and is made of carbide. Used for deburring and chamfering holes in metal, plastics, and composites, it creates a clean conical seat for flat-head screws in machining and fabrication applications
This OSG countersink features a 60° angle and single-flute design for fast cutting and efficient chip evacuation. Made from carbide, it is suited for deburring and chamfering holes in metal, plastics, and composites. The 5/8 in body diameter creates precise 60° seats for flat-head screws in machining applications
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This OSG countersink features a 60° angle and single-flute design for fast cutting and efficient chip evacuation. Made from carbide, it is suited for deburring and chamfering holes in metal, plastics, and composites. The 5/8 in body diameter creates precise 60° seats for flat-head screws in machining applications
This OSG countersink features a single-flute design for fast cutting and an 82° included angle, matching standard flat-head screw angles. The carbide construction provides wear resistance for use in metal, plastic, and composite materials. It is suited for deburring and chamfering holes in general machining applications
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This OSG countersink features a single-flute design for fast cutting and an 82° included angle, matching standard flat-head screw angles. The carbide construction provides wear resistance for use in metal, plastic, and composite materials. It is suited for deburring and chamfering holes in general machining applications

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This OSG countersink features a 60° included angle and a single-flute design for fast cutting action. The carbide construction provides wear resistance for extended tool life. It is used for deburring and chamfering holes in metal, plastics, and composites, suitable for high-production machining applications
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This OSG countersink features a 60° included angle and a single-flute design for fast cutting action. The carbide construction provides wear resistance for extended tool life. It is used for deburring and chamfering holes in metal, plastics, and composites, suitable for high-production machining applications
This OSG countersink features a 90° angle and single-flute design for fast, chatter-free cutting. Made from carbide, it has a 3/8 in body diameter. Suitable for deburring and chamfering holes in metal, plastic, and composite materials in high-production machining environments
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This OSG countersink features a 90° angle and single-flute design for fast, chatter-free cutting. Made from carbide, it has a 3/8 in body diameter. Suitable for deburring and chamfering holes in metal, plastic, and composite materials in high-production machining environments
This OSG countersink features a 90° included angle and a single flute for fast cutting. The carbide construction provides wear resistance for consistent performance. With a 3/4 in body diameter, it is suited for creating chamfers and deburring holes in metal, plastic, or composite materials
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This OSG countersink features a 90° included angle and a single flute for fast cutting. The carbide construction provides wear resistance for consistent performance. With a 3/4 in body diameter, it is suited for creating chamfers and deburring holes in metal, plastic, or composite materials
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This OSG countersink features a single-flute design for fast cutting and clean finishes. With a 60° included angle and 1/2 in body diameter, it is made from carbide for use in ferrous and non-ferrous materials. Commonly used to create chamfers for flathead screws or to deburr edges in metalworking and machining applications
This OSG countersink features a single-flute design with an 82° included angle and a 1/4 in body diameter. Made from carbide, it is suited for fast cutting and deburring operations on metal, plastic, and composite workpieces. Commonly used in machining applications to create chamfered holes for screw heads or to remove sharp edges
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This OSG countersink features a single-flute design with an 82° included angle and a 1/4 in body diameter. Made from carbide, it is suited for fast cutting and deburring operations on metal, plastic, and composite workpieces. Commonly used in machining applications to create chamfered holes for screw heads or to remove sharp edges
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This 82° single-flute countersink from OSG is made of carbide for fast cutting and clean deburring. The single-flute geometry reduces chatter and improves surface finish. It creates a conical recess for flat-head screws in metal, plastic, or composite materials, ensuring flush seating
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This OSG countersink features a 90° included angle and a single-flute carbide design for fast, chatter-free cutting. With a 5/8 in body diameter, it creates conical recesses for flat-head screws in metal, plastic, or composite materials. Suitable for precision machining and tool and die work
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This OSG countersink features a single-flute carbide design for fast, chatter-free cutting. The 82° angle creates a conical recess for flat-head screws in metal, plastic, or wood. Body diameter is 5/8 in. Suitable for precision countersinking in machining applications