M1.6-M12 Countersunk Flat Head Hex Drive Screw Allen Bolts Nickel Plated DIN7991
Countersunk Flat Head Hex Drive Screw Allen Bolts Nickel Plated M1.6-M12 DIN7991. 【Head Shape】Countersunk Head. 【Countersunk Angle】 90 degree. These screws are angled under the head to sit flush within countersunk holes.