[Hex Washer Head Self Tapping Screws]: The package comes with 100pcs of hex washer head self tapping screws in Thread Size: #12x1-1/2"(ST5.5x38mm); Thread Pitch: 1.8mm; Head Dia.: 8mm/ 0.31"; Washer Head Thickness: 10.5mm/ 0.41"; Head Thickness: 5.4mm/ 0.21"; Screw Drilling Range(Plate Thickness): 1.75-5.25mm / 0.07-0.21inch [Sturdy & Durable]: Constructed with 410 stainless steel material with a black oxide finish, the hex washer head self-tapping screw is of strong durability, has no deformation, is not easy to rust or corrode, and has a long service life than ordinary screws. [Design]: The metal sheet screws are designed with an external hex drive style with washer, preventing slippage and ensuring a strong hold. The self-drilling design allows faster screwing into hardwood, easy to drill into, such as wood, sheet metal steel, aluminum, plastic, or other materials, reducing cracking problems. [Good Choice]: Hex washer head self-tapping screws are widely used for furniture, household goods, electronics, communications, power products, floor fastening, industrial, construction, machinery, equipment maintenance, and other DIY projects. [Installation]: Can be used without a drilling hole, good for metal-to-metal or metal-to-wood connections. For harder materials, it is recommended to pre-drill with a drill to make it easier to insert the screws. Product Details:
Material: 410 Stainless Steel
Thread Size: #12x1-1/2"(ST5.5x38mm)
Thread Pitch: 1.8mm
Head Dia.: 8mm/ 0.31"
Washer Head Thickness: 10.5mm/ 0.41"
Head Thickness: 4.3mm/ 0.17"
Screw Drilling Range(Plate Thickness): 1.75-5.25mm / 0.07-0.21inch
Package Content: 100pcs x Hex Washer Head Self Tapping Screws
Material - Constructed with 410 stainless steel material with a black oxide finish, the hex washer head self-tapping screw is of strong durability, has no deformation, is not easy to rust or corrode, and has a long service life than ordinary screws.
Feature - The metal sheet screws are designed with an external hex drive style with washer, preventing slippage and ensuring a strong hold. The self-drilling design allows faster screwing into hardwood, easy to drill into, such as wood, sheet metal steel, aluminum, plastic, or other materials, reducing cracking problems.
Application - Hex washer head self-tapping screws are widely used for furniture, household goods, electronics, communications, power products, floor fastening, industrial, construction, machinery, equipment maintenance, and other DIY projects.
Installation - Can be used without a drilling hole, good for metal-to-metal or metal-to-wood connections. For harder materials, it is recommended to pre-drill with a drill to make it easier to insert the screws.