Midwest Fastener provides a full line of welded fastening products. We provide a complete line of fasteners to meet user needs. We set the standard for Insulation Fasteners and Stud Welding products in a wide range of applications. We are committed to make a display resets as hassle-free as possible. Features 4-40 x 1 Phillips Flat Machine Zinc Screws Fatigue testing machine Elevated temperature Stress Rupture Hardness testing Plating thickness testing Salt spray testing De-embrittlement testing 50 Pieces Specifications Diameter: No.4 Material: Steel Finish: Zinc Head Style: Flat (Phillips) Thread Type: 40 (Coarse) Type: Machine Screw Length: 1" Weight: 0.12 lbs - SKU: MWFST57844

Midwest Fastener provides a full line of welded fastening products. We provide a complete line of fasteners to meet user needs. We set the standard for Insulation Fasteners and Stud Welding products in a wide range of applications. We are committed to make a display resets as hassle-free as possible. Features 4-40 x 1 Phillips Flat Machine Zinc Screws Fatigue testing machine Elevated temperature Stress Rupture Hardness testing Plating thickness testing Salt spray testing De-embrittlement testing 50 P