M3 SOCKET HEAD SCREW (BLACK STEEL) M3 SOCKET HEAD SCREW (BLACK STEEL) Catalyst Machineworks If you own a Merica frame and prefer a fastener material other than aluminum these screws are for you. They are made of super hard steel with a very high tensile strength of 170,000 PSI. They are a bit heavier than aluminum but compared to the 75,000 PSI tensile strength of aluminum they offer greater crash toughness.    Please limit your order quantity to 16 for any given length screw. 

M3 SOCKET HEAD SCREW (BLACK STEEL)

Code: CM00857

If you own a Merica frame and prefer a fastener material other than aluminum these screws are for you. They are made of super hard steel with a very high tensile strength of 170,000 PSI. They are a bit heavier than aluminum but compared to the 75,000 PSI tensile strength of aluminum they offer greater crash toughness. 

 

Please limit your order quantity to 16 for any given length screw. 

If you own a Merica frame and prefer a fastener material other than aluminum these screws are for you. They are made of super hard steel with a very high tensile strength of 170,000 PSI. They are a bit heavier than aluminum but compared to the 75,000 PSI tensile strength of aluminum they offer greater crash toughness. 

 

Please limit your order quantity to 16 for any given length screw.