HHIP THREADED M39 X 4 BACKPLATE / ADAPTER FOR 6″ 3 OR 4 JAW LATHE CHUCKS (3900-3339)

Description

Threaded M39 X 4 Backplate/Adapter 6″ Lathe Chucks ~ No bolt holes. ~ Machining is required before mounting your chuck to ensure concentricity. ~ For 3 & 4-jaw chucks. No bolt holes. Machining is required before mounting your chuck to ensure concentricity. For 3 & 4-jaw chucks.