Tag: screws
Sourcing guides from Johnny's Hardware on this topic — specifications, packaging, quality checks and export planning.
Pilot Hole Size Chart for Wood Screws and Lag Screws
A #8 wood screw needs a 7/64 inch pilot hole in softwood and 1/8 inch in hardwood. Pilot, clearance and countersink sizes…
Drywall Screw Size and Length: What to Use for 1/2 and 5/8 Drywall
Use 1-1/4 inch coarse screws for 1/2 inch drywall on wood studs and 1-5/8 inch for 5/8 inch. The building code rule…
Screw Size Chart: Gauge, Metric, Thread Pitch and Pilot Holes
Screw size charts for gauge, metric, thread pitch and pilot holes, plus the length measuring convention that changes with head type and…
Screw Head Types: 12 Shapes and How to Specify Them
The twelve screw head types explained, what each is used for, and the 82 vs 90 degree countersink detail that stops heads…
What Is a Self-Tapping Screw? Types, Points and Specs
A self-tapping screw forms its own thread as it is driven. Here is how it differs from self-drilling, the point types, and…
Types of Screws: A Sourcing Guide for Hardware Buyers
All the main types of screws by application, head shape and drive type, plus which lines a hardware distributor or importer should…
Nails vs Screws: Which to Stock for Each Job
Nails win on shear and speed, screws on holding power. A stocking guide to nails vs screws for hardware retailers, distributors and…
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