M3 x 4mm Button Head Tamper Resistant Torx Security Screws,Stainless Steel,Full Thread,Riight Hand, Pin-in-Star Drive,PK 100: Amazon.com: Industrial & Scientific
M3-0.5 x 6mm Black Button Torx Drive Head Machine Screws, Class 10.9 Alloy Steel, Full Thread, Black Oxide Finish, 100 Pcs: Amazon.com: Industrial & Scientific