M12 T-slot nuts, nut oxide finish 45, made of multipurpose steel for machine tool tables

Features: 1. Made of 45 steel, black oxide finish, high hardness, high strength, durable use. 2. Undersized to fit the slot in the case-hardened machine table. 3. Used for T-slot aluminum extrusions to connect other parts. 4. The bottom of the T-slot nut is studded to prevent the stud from protruding. 5. T-slot nuts allow the user to add clamps to a fixture without removing existing clamps. Specifications: Features: Made of 45 steel, black oxide finish, high hardness, high strength, durable use. Undersized to fit the slot in the case-hardened machine table. Used for T-slot aluminum extrusions to connect other parts. The bottom of the T-slot nut is studded to prevent the stud from protruding. T-slot nuts allow the user to add clamps to a light fixture without removing the existing clamps. Specifications: Material: 45 steel Surface treatment: black oxide Thread: M12 Size: as pictured Weight: 235g Package includes: 5 x T-slot nuts