L.H.Dottie® Self Drilling Screw, Tek 5 Hex Washer Head, #12 x 1-1/4"L, 100 Pack

Great for securely fastening metal to metal or metal to wood. The screws provide high holding power and do not require pre-drilling.

Lag Screws are heavy duty fasteners used to connect heavy lumber or other materials that bear a strenuous load. They are manufactured from low carbon steel and can be used with lag shields in a variety of masonry applications, such as concrete, brick, and mortar. Lag Screws can also be used where standard wood screws are too short or small. In some applications, a pilot hole may be pre-drilled to prevent splitting or snapping. ASME B18.2.1 cover the requirements for steel lag screws.

Self-Tapping Screw - #10 x 1-1/2" - Flange Hex Head - Pkg of 90 - ITW Teks® 21332 Teks #10 x 1-1/2 in. Zinc-Plated Steel Washer-Head Hex Self-Tapping Drill-Point Screws helps you fasten metal to metal. The steel screw is ideal for use with metal of a thicker gauge. Drill point and flute remove material and size holes for threads. Install using a standard screw gun (not included) and a 5/16 in. hex drive bit (not included). No pre-drilling required.

Sheet Metal Screws are a versatile fastener with specially hardened spaced threads and sharp points, and are capable of tapping their own internal threads. Typical applications for Sheet Metal Screws include fastening light metal sheets, wood, and plastic. They are manufactured with case hardened steel and finished with a zinc plating. ASME B18.3 covers the general requirements for the dimensions and performance of Steel Sheet Metal Screws. This Product is Made up of Carbon Steel.

Teks #12 x 1-1/2 in. Zinc-Plated Steel Hex-Head Self-Tapping Drill-Point Screws provide secure metal-to-metal fastening without the need to pre-drill. They are ideal for fastening thicker gauge (20 - 12 Gauge) metal-to-metal in applications such as heating, ventilation and air conditioning.