A simple clamp can be made from a long bolt, washers and nuts-lamb. The jaw faces are made of solid wood.
Recommend to read
“EIGHT” IN THE CIRCLE
Modern models of bikes full of new materials and technologies. But in most cases it touches the chassis, steering, powertrain. Virtually unchanged in design remains only a spoked wheel:...
PISTON — JET
Every year fewer and fewer aircraft with piston engines. Lightweight, economical running on cheaper than gasoline, fuels, jet engines replacing piston even from agricultural aviation....