Malco Zip-In Self-Piercing Screws | 5/16" Slotted Hex Washer Head Sheet Metal Screws | Type A Single Thread | Zinc Plated (1800, #12 x 2") Type:Bulk General contractor and DIY projects:

General contractor and DIY projects: one-pass deeper holes reduce complexity and time on the job

this cutting tool is a must-have for both professional and DIY enthusiasts

Router-table friendly: Specifically designed for router tables to maximize control

Easy Compatibility: Fits most standard rotary tools for effortless integration into your toolkit

this dowel drill can effortlessly handle a variety of materials

Malco Zip-In Self-Piercing Screws | 5/16" Slotted Hex Washer Head Sheet Metal Screws | Type A Single Thread | Zinc Plated (1800, #12 x 2") Type:Bulk General contractor and DIY projects:The Malco Zip In Self Piercing Screws, model HW12X2, bring fast, reliable fastening to thin sheet metal jobs with a single streamlined step. These 5 16 in. slotted hex washer head screws are zinc plated for durability and corrosion resistance, designed to zip through metal without the need for pre drilling. Packaged in practical quantities, theyre ready for larger projects or ongoing work on ductwork, roofing, or sign fabrication. What makes these