210 pieces self-tapping screws, stainless steel self-tapping drilling screws, self-drilling screws set M4.2 x 50 mm / 38 mm / 30 mm / 25 mm / 19 mm / 13 mm-Quality Guarantee

Description

High quality: made of durable 410 stainless steel for perfect corrosion protection, high hardness and stability. These rust-proof tapping screws can be used indoors and outdoors. Suitable for metal, wood, plastic and other similar materials.

Self-drilling tip: stainless steel tapping screws with self-drilling tips can be drilled directly into any metal surface without the need for pre-drilled holes. They can be easily removed with a screwdriver or drill.

Phillips and notch design: the self-tapping screws have Phillips and notch on the screw head. This allows them to better prevent lateral slipping. Easy to install and save time.

Convenient storage and sorting: with the included storage box, you can sort the drilling screws neatly and conveniently. The sizes of self-tapping screws are indicated on the lid so you can easily find the size you want.

Mixed sizes: 6 sizes of self-tapping sheet metal screws: 20 pieces M4.2 x 50 mm / 20 pieces M4.2 x 38 mm / 20 pieces M4.2 x 30 mm / 40 pieces M4.2 x 25 mm / 50 pieces M4.2 x 13 mm; total 210 pieces. Ideal for your various types of requirements. When selecting a drill screw, it is important to consider the strength of materials and the type of materials to be connected.