Malco® HW8X1/2ZT Zip-In Self-Piercing Sheet Metal Screws, #8, Hex Washer Head, 1/2 in L, Slotted Drive, Zinc Plated

Item Features

• Undercut – indented hex washer slotted head
• Bright zinc plated
• Burr free
• Full 1/4 in (No 8) head will not strip out of hex driver opening
• One 1/4 in hex driver accommodates all sizes
• Undercut – always seats flush
• Some screws sizes available in pails
• Trademarked and patented head markings indicate one and only genuine zip-ins
• Combination lead double thread design single starting thread machined down to very tip of screw point, Instantly penetrates and engages in heavy gauge sheet metal and layered light gauge
• Consistent hard point quality controlled heat treat