Phillips Head Self Tapping Screws, 100pcs #10x3/4" Sheet Metal Screw 16 X 250mm Inner Diameter: 40mm

Inner Diameter: 40mm

Rod Length: 10mm/0

Graduation: 4A

Outer Diameter: 52

Phillips Head Self Tapping Screws, 100pcs #10x3/4" Sheet Metal Screw 16 X 250mm Inner Diameter: 40mmMade of higher strength 410 stainless steel material with black zinc plating finish, it has good hardness, corrosion resistance and rust resistance that provides a firm fixing indoors and outdoors, not easy to deform or fade. Driven by a cross groove, with uniform force, easy to lock, not easy to slip, and convenient and quick to use. The wide screw head makes it easy to start and move smoothly in the wood, preventing the wood from cracking and