Ensures correct hole size every time, resulting in better thread engagement and tighter clamp Drilling hole upto 4 mm in M S Sheet Drill Hole & Forming mating thread Clamping at home can achieve in an easy operation. It only needs one tool for application screw drive & Nut Socket ( Nutsteller) Or Screwdriver Bit. These self-drilling screws are highly versatile and are used to attached metal, wood, fiberglass and plastic. The sharp threads draw material together and ensure a secure hold. There is no pre-drilling required for these screws. self-drilling screws can drill its own hole and tap its own thread as it is driven into the surface. Application: profile sheets, fiber sheet, MS sheet, MS angle, MS pipe, MS pipe, metal to metal, wood to metal, fiber to metal. Being an eminent organization in the industry, we are involved in trading a premium quality range of SS ZINC PLATED SCREW (HEAD PHILIPS) Note:- Since The Link is a Multi - Attribute Product, Please Pay Attention to the Title & Description & Then purchase. ???? ?? ? ???? ?? ? :- DIY Crafts 182pcs Phillips Flat Head Self Drilling Tapping Screw Kit 410 Stainless Steel m4.2 Washer Head Drilling Screw with Screwdriver Product description: 1.High Quality 410 Stainless Steel, Stainless Steel with Superior Rust Resistant Ensure, More Solid and not Easy to Break; 2.It is wood drill tail screw, mainly used in steel structure caigang watt fixed can also be used for fixing the simple construction of the sheet material; 3.How to use? Self-Drilling Screws, eliminate the need for a pre-drilled hole. The length of the drill point determines the material thickness which the screw can reliably penetrate. When selecting a self-drilling screw design, it is important to consider the material thickness and type of materials to be joined. These stainless are great to use in environments that are damp; 4.Modified Truss head is extra wide with a low-profile dome and integral round washer, Phillips driver designed to prev