Grub screw

Grub screw Specification

Corrosion Protection
Standard Black Oxide offers minimal protection; options available for enhanced corrosion resistance

Surface Treatment
Black Oxide Coated

Material
Alloy Steel (commonly Grade 12.9)

Type
Grub Screw (Set Screw)

Quality Level
High Strength / Grade 12.9

Head Shape Type
Headless / Flat End

Head Size
Hex Socket (Allen) Internal Head - Commonly 4mm to 12mm sizes depending on screw size

Screw Size
Typical sizes range from M4 to M12 (Metric Thread), length varies by application

Finish
Black Oxide Finish

Color
Black

Tensile Strength
Up to 1220 MPa (Grade 12.9)

Thread Type
Metric Coarse Thread

Magnetic
Yes, due to alloy steel composition

Applications
Used for securing pulleys, collars, and gears on shafts

Drive Type
Hex Socket (Allen)

Standards
DIN 916 / ISO 4029

Length Range
Usually available from 6mm to 50mm or more

Reusable
Yes

Hardness
HRC 45-53

Grub screw Trade Information

Minimum Order Quantity
1000 Pieces

FOB Port
mumbai

Payment Terms
Cash Advance (CA)

Supply Ability
500000 Pieces Per Month

Delivery Time
3 Days

Sample Available
No

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Main Domestic Market
All India

Grub screw About

Buy affordable, pristine grub screws (DIN 916/ISO 4029) from a trusted manufacturer, distributor, or supplier. These superb black alloy steel set screws feature a hex socket (Allen) drive with metric coarse threading, available in lengths from 6mm to 50mm and sizes from M4 to M12. The black oxide finish provides a gorgeous, classic look with standard corrosion protection. Procure high-strength (Grade 12.9, 1220 MPa), magnetic, and reusable screws ideal for securing pulleys, collars, and gears on shafts. Their flat, headless design ensures a flawless, seamless fit for industrial, mechanical, and maintenance applications.

Versatile Usage Across Industries

Grub screws are superbly suited for fastening pulleys, collars, and gears securely onto shafts in both mechanical and industrial setups. With their headless, flat-end design, they fit flush in assemblies where space is limited. These screws are ideal for machinery, automotive, and engineering maintenance tasks. In addition to securing rotary elements, they are also used for applications requiring strong, reusable fastening and where minimal parts projection is desired.

Prompt Supply and Flexible Shipping

We provide excellent supply ability for grub screws, ensuring availability in a wide range of sizes and strengths. Orders are promptly dispatched and professionally packaged for safe transportation. Payment terms are flexible to accommodate varying customer requirements. Each batch is delivered swiftly, reducing project lead times. Our efficient dispatching process guarantees that your high-strength screws are delivered precisely when needed, regardless of your location.

FAQ's of Grub screw:

Q: How do I choose the correct size of grub screw for my application?

A: Selecting the appropriate size depends on the shaft diameter, component type, and required holding strength. Refer to the M4-M12 metric thread sizes and length options ranging from 6mm to 50mm to match your specific needs.

Q: What is the benefit of using Grade 12.9 alloy steel grub screws?

A: Grade 12.9 alloy steel provides superb tensile strength (up to 1220 MPa) and hardness (HRC 45-53), making these screws ideal for heavy-duty securing in demanding settings.

Q: Where can grub screws with a hex socket drive be used?

A: These screws are commonly used in settings requiring concealed fastening, such as securing gears, collars, and pulleys on shafts in machinery and automation systems.

Q: What is the process for ordering enhanced corrosion-resistant finishes?

A: If you require better corrosion protection than standard black oxide, specify this during procurement. Options are available for enhanced protection based on your environment and needs.

Q: Are these screws reusable, and how does that add value?

A: Yes, the screws are reusable due to their high-strength alloy steel composition and robust design, allowing for repeated installation and removal, thus optimizing maintenance costs.