Machine Screw 1/4-20 x 2-1/2 inch button
Ships from US and is sold by Marco Specialties$0.89
Machine Screw 1/4-20 x 2-1/2 inch button
#4020-01100-40
Machine Screw 1/4-20 x 2-1/2 inch button head tamper resistant.
Black oxide finish.
Reference:
1 oz