Simpson #7 x 1-5/8" Brown 01, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel Titen HD Washer Head - Mechanically Galvanized The variable speed pulleys are

The variable speed pulleys are ground and multiplane dynamically balanced specifically to reduce vibration and ensure smooth speed transitions

which offers enhanced corrosion resistance compared to standard carbon steel

Standard coolant system and lead screw cover for smooth

while the included Strong-Drive SDS Heavy-Duty Connector screws deliver fast installation

Simpson #7 x 1-5/8" Brown 01, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel Titen HD Washer Head - Mechanically Galvanized The variable speed pulleys areSimpson Trim Head Decking Screws in #7 x 1 5 8" with T15 6 Lobe Drive and Type 316 Stainless Steel finish are engineered for PVC and composite deck installations in marine, coastal, and high exposure environments where superior corrosion resistance is critical. The Brown 01 painted head is matched to blend seamlessly with major composite and PVC decking brands, delivering a cleaner, more finished appearance on the deck surface. Whether you're working