4mm-0.7 x 20mm Zinc Plated Class 4.8 Steel Coarse Thread Slotted Flat Head Machine Screws

Diameter: 4mm
Length: 20mm
Material: Steel
Finish: Zinc
Head Style: Flat (Slotted)
Thread Size: 0.7mm (Coarse)
Thread Length: Full
Hardness: Class 4.8
Type: Machine Screw
Specifications: DIN 963
A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank. Machine screws are used in fastening nearly all types of hard materials. Especially useful in metal-to-metal or where heavy duty fastening is required. Commonly used with flat or lockwashers.