Goldstar Countersink Screws Pack
Twin-thread PZD countersunk screws. Yellow zinc passivated for corrosion resistance. Includes sizes 3 x 16, 3 x 20, 3.5 x 25, 3.5 x 30, 4 x 30, 4 x 35, 4 x 40, 5 x 40, 5 x...
While standard single-wedge clamps keep workpieces tight in one place, preventing upward and downward movement, double-wedge clamps generate a pull-down effect, pressing the workpieces downwards onto the fixture base. This type of clamp has smooth ja...