ST Fastening #10 x 1-1/2" Kwikseal Woodbinder Metal Roofing Screw - Electro-Galvanized, Pkg 250 Underbody Tool Boxes They also come with a

They also come with a modified UNJ thread

Snug Fit Only: Avoid over-driving the fastener

or car trunks

Track-Compatible: Thumb release positively engages with both vertical and horizontal E-track / A-track

ST Fastening #10 x 1-1/2" Kwikseal Woodbinder Metal Roofing Screw - Electro-Galvanized, Pkg 250 Underbody Tool Boxes They also come with aST Fastening #10 x 1 1 2" Kwikseal Woodbinder Metal Roofing Screw Electro Galvanized, Pkg 250 The #10 x 1 1 2 inch Kwikseal Woodbinder Metal Roofing Screw in an electro galvanized finish is built for secure metal to wood fastening in roofing and siding applications. Its longer length increases wood engagement for stronger panel pull down and improved wind resistance. Each 250 count package is designed for dependable exterior performance. Electro