Set screw vise with an open slot of 10mm (.394″) wide x 5mm (0.197″) deep. 25mm (1″) x 10mm (0.394″) high.
Material: machined aluminum with stainless steel set screw.
Allen wrench included.

Screws used are M3 x 6mm, flat head set screw, stainless steel and M3 x 8mm, flat head set screw, stainless steel.