10 pieces M3x40mm Countersunk Screw Set Stainless

These rust-proof M3x40mm hex socket countersunk screws are perfect for any maker and hobbyist for screwing and securing circuit boards, sensors, and mechanical components. We often use these screws ourselves with 3D printed parts and can recommend this product for you.  

Recommended Accessories: 

• PB 515 Screwdriver Set

Technical details: 

• Thread: M3 
  
• Length: 40mm 
  
• Material: A2 stainless steel 
  
• Head: Countersunk head 90° with hex socket 
  
• Head height: 1.7mm 
  
• Weight: 20g 

Delivery contents:  

• 10x M3x40mm countersunk screws rust-free