Simpson #7 x 1-5/8" Black, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel Rebar Tools Do these screws require predrilling

Do these screws require predrilling before installation into hardwood

allowing for easier and more precise post placement even when the anchor bolt is not perfectly positioned - reducing the need for repositioning the anchor during installation

The Simpson Strong-Tie ECC86ROT is an 8X Beam

This lathe supports 34 inch thread pitches ranging from 2-56 TPI and 34 metric thread pitches ranging from 0

Simpson #7 x 1-5/8" Black, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel Rebar Tools Do these screws require predrillingSimpson Trim Head Decking Screws in Type 316 Stainless Steel with Black Finish are engineered for PVC and composite deck installations in marine, coastal, and high exposure outdoor environments. The low profile trim style head sits flush and nearly disappears into the decking surface, while the black painted finish blends with dark toned composite and PVC boards from most major decking manufacturers. At #7 x 1 5 8 in., these fasteners deliver a clean,