580pcs/set hex socket cap head screw nut set hexagon flat round head

We only sell high-quality hardware products. We have a huge variety of hardware products.  NINDEJIN was founded in 1999, specializing in manufacturing Metric screws, U.S. screws, a variety of zinc coating and alloy steel accessories with high quality and standard size.

 There are different size or type options in this auction, you can switch options via the “Size” /“Type” button. Different options mean different products, please make sure you have chosen the right option before placing an order. 

1. [580pcs screw set ]: These screw assortments include socket/round/flat head screws, length is measured from under the head for socket and round head, while the length of the flat head contains the head, these screws are ready to use on chambers and components in high-vacuum systems, and for technical drawings and 3-D models.

2. [High quality material]: Made of 304 stainless steel, also called 18-8 stainless steel, with excellent wear resiatnce, corrosion resistance, chemical resistant and may be mildly magnetiand anti-rust, it takes longer using life.

3. [Sizes]: M2*8mm/12mm/16mm/20mm, M3*8mm/12mm/16mm/20mm, M4*8mm/12mm/16mm/20mm, M5*8mm/12mm/16mm/20mm screws, with matching hex nuts and flat washers;

4. [Application]: Widely used in 3D printer components, household, industrial machinery, automobiles, construction, smart equipment;

5. [Guarantee]: If you have any question or suggestion, please feel free to contact us anytime. we will do our best to provide you a pleasure shopping experience.Brand Name: NINDEJIN
Certification: RoHS
Origin: CN(Origin)
DIY Supplies: Metalworking
Screw Type: Machine Screws
Model Number: DIN912/DIN7991/ISO7380
Material: Stainless Steel
Dimensions: M3*8
Drive Style: Hex Socket
Head Style: Round
Package: 500-799Pcs
is_customized: Yes
Size: m2 m3 m4 m5
Application: high-vacuum systems, technical drawings, 3-D models
Quantity: 580pcs