Unicrimp Panhead Machine Screw Brass Pack Of 100 M4 X 20mm Qms4 20B

City Plumbing

The Unicrimp panhead screws feature a lower profile than oval or round screws, a flat or slightly rounded top, and sharp vertical edges. Their unique design is ideal for high-torque installations into wood or metal.

Expert Electrical

Unicrimp M4x20mm Brass Panhead Machine Screws (Pack of 100)