Parallel plug: T-shaped, adjustable, suitable for 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.Suitable for most hand drills.Self-centering clamps and adjustable fences allow for precise alignment of locating pins for maximum bond strength.Allows quick and precise connection of corners, edges or surface joints with dowels.The metal ring ensures precise alignment when drilling to precisely locate the pins.It can be used on boards between 1/2 and 1-1/4 inches thick.For the production of precision assembled connectors, such as plywood, solid wood and chipboard Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store