🧩 Inside Corner Bracket – Heavy Duty (¼" Countersunk)

This is a strong and clean 90° inside corner bracket, perfect for reinforcing wooden boxes, shop jigs, crates, or modular frames. Designed for ¼" countersunk fasteners, it offers solid mechanical strength while keeping flush with the surface—ideal for both workshop use and clean DIY builds.

🔩 Features:

Designed with ¼" (6.35mm) countersunk screw holes (fits wood screws, deck screws, or flat-head bolts)

4-screw mounting pattern for rigid box frame connections

Generous fillets and beveled edges for durability and smoother printing

Clean flat bottom and upright faces for stable 3D printing without supports

🔧 Recommended Hardware:

#10 or ¼" flat-head wood screws (recommended length: ¾"–1¼")

Works great with plywood, MDF, dimensional lumber, or aluminum extrusions

Designed for standard counterbore heads—screws sit flush with bracket face

🖨 Print Settings:

Layer height: 0.2mm

Walls: 3+

Infill: 25–50% (use cubic or gyroid for strength)

Material: PLA+, PETG, or ABS (for stronger, more temperature-resistant parts)

🛠 Applications:

Shop jigs

Workbench frames

Storage boxes

Custom shelving

CNC enclosures