Hexagon wood screws DIN 571

Hexagon Head Wood Screws (Coach Screws)
Coarse thread for wood (non-metric machine thread)
Partially threaded
Pointed – for easy wood penetration
Hexagon head – wrench or spanner driven
External (Hex) – no recess, requires wrench
Steel (plain, galvanized), Stainless Steel (A2, A4), Brass
Plain, Zinc-plated, Hot-dip galvanized (HDG), Black oxide
Diameter: M5 to M20; Length: 20 mm to 300 mm

INDUSTRY FOR -

• Construction: Timber framing, roof trusses, pergolas, wooden beams

• Furniture: Heavy-duty furniture joints, outdoor seating

• Fencing & Decking: Post anchors, fence rails, deck structures

• Wooden Bridges: Structural joints requiring torque-tightened fixings

• Mechanical Assembly: Fastening wooden structures to steel supports (via anchors or brackets)

International Equivalents & Comparisons
Standard Region Notes
ISO 7996 International Metric hex wood screws – close equivalent
ASME B18.2.1 (Lag Screws) USA Inch series coach screws
BS 1210 UK Hexagon head wood screws
IS 8036 India Metric wood screws – similar to DIN 571
JIS B 1125 Japan Wood screws with hex heads

ISO 7996 International Metric hex wood screws

BS 1210 UK Hexagon head wood screws

ASME B18.2.1 (Lag Screws) USA Inch series coach screws

JIS B 1125 Japan Wood screws with hex heads