Publish Time: 2023-08-02 Origin: Site
Text description from top to bottom:
Fastening screw (plum), negative Angle thread design, minimize the slide and nail tail wings holding force
Thread starting end blunt design, can prevent wrong screw screw into, choose imported chin alloy material strength is higher
Nail seat low notch design
Larger base diameter can withstand greater stress
Double thread large tooth distance overall taper design, fixed more firm, nail faster, deep thread, large pullout resistance