3D-printable box models

• Per set: 2 M3 socket head screws, 2 large washers, 2 nuts; default 3 groups of 6
• Choose screw length from the current size list (default M3×25 mm), head diameter ≤ 5.5 mm / height ≤ 3 mm, effective thread at the end ≥ 3 mm; DIN 9021 large washers: outer diameter 8.64–9 mm, inner diameter 3.2–3.38 mm, thickness 0.7–0.9 mm; do not use small OD7 washers; DIN 934 nut AF ≤ 5.5 mm / height ≤ 2.4 mm

See the model page for specifications and assembly steps; after resizing, follow the current assembly list.

• 1 × M3 fully threaded socket head screw (default M3×16 mm; after changing parameters choose the length from the current list; head diameter ≤ 5.5 / height ≤ 3 mm)
• 1 × M3 hex nut (5.5 across flats / 2.4 mm thick)
• 1 × M3 flat washer (inner 3.2 / outer 7 / 0.5 mm thick)
• 4 × 3.5 mm round-head wood screws (default 16 mm shank under the head is only an 18 mm solid wood example; head diameter ≤ 7 / height ≤ 3 mm; choose the length by actual board thickness and the current list)

See the model page for specifications and assembly steps; after resizing, follow the current assembly list.