Features: These pan head screws are ideal for use in confined spaces where the head needs to be flush or below the surface. The screws have sharp threads designed to cut into materials such as soft metal sheets, plastic, or wood. This set includes eight common lengths ranging from 4mm to 20mm for general-purpose applications. The screws are neatly packed in a resealable transparent box for easy storage and portability. Suitable for use in various industries including energy, electronics, electrical appliances, machinery, chemical, metallurgy, mold, and hydraulic systems.Specifications: Material: Nickel-plated carbon steel Thread specification: M2 Thread tolerance: 5g Head type: Pan Type: Self-tapping screws Box dimensions: 13 x 6.5 x 2.5cm / 5.1 x 2.6 x 0.98inch Size and Quantity: M2 x 4mm 100 pcs M2 x 5mm 100 pcs M2 x 6mm 100 pcs M2 x 8mm 100 pcs M2 x 10mm 100 pcs M2 x 12mm 100 pcs M2 x 16mm 100 pcs M2 x 20mm 100 pcs Package Included: 800 pcs Pan Head Self-Tapping Screws