Quality 125 mm diameter tool steel back plates for rotary tables to mount chucks on them
Made of tool steel. Precisely machined. M8 size countered bored so that t nuts sits inside them perfectly.
Supplied with 3 x t nuts + bolts as per back plate 's size.
Recess is 95 mm. 3 x 8 mm threaded drills to mount a 3 jaw chuck & m8 counter bored to attached the back plate with the rotary table's t slot.