PATTA Philips Wafer Head Self Drilling Screw:8g - 4.2 x 16 - DIN 7504N

This PATTA Philips wafer head self-drilling screw is manufactured to the DIN 7504N standard, featuring a specific 4.2mm nominal diameter and 16mm nominal length. Designed with an 8g gauge, the fastener combines a wafer head with a self-drilling tip to facilitate quick installation without pre-drilling, which significantly reduces labor time in sheet metal applications. Buyers select this product for its standardized dimensions and reliable fit, ensuring consistent performance across repetitive assembly tasks. The 8g gauge specification helps users verify the correct thread size for their specific material thickness, while the 4.2mm diameter ensures adequate holding power. To choose the right size, verify that the 16mm length provides sufficient engagement depth for your panel materials and that the 8g gauge matches your substrate requirements.