Parallel plug: T-shaped, adjustable, suitable for all common pin connections with diameters of 6 mm, 8 mm and 10 m Made of impact-resistant ABS plastic, with a high hardness and strength, very wear resistant. Fits most hand drills. Self-centering clamps and adjustable fences allow precise alignment of locating pins for maximum bonding strength. Allows for quick connection and precise corners, edges or surface joints with dowels. The metal ring provides precise alignment while drilling to accurately locate pins. It can be used on boards up to 1/2 to 1-1/4 inch thick. For the production of precision-assembled connectors, such as plywood, solid wood and particle board Product description Parallel plug: T-shaped, adjustable, suitable for to all common pin connections with diameters of 6mm, 8mm and 10m Made of impact-resistant ABS plastic, with high hardness and strength, very wear-resistant. Fits most hand drills. Self-centering clamps and adjustable fences allow precise alignment of locating pins for maximum bonding strength. Allows quick and precise connection of corners, edges or surface joints with dowels. Metal bushing provides precise alignment while drilling to accurately locate pins. It can be used on boards up to 1/2 to 1-1/4 thick inches. For the production of precision-assembled connectors, such as plywood, solid wood and particleboard