Now with new swiveling air inlet and ergonomic composite handle. BP-200Bc Rivet Nut tool offers the same features as the BP-350Qc. This model operates at 200 rpm for installations of the large rivet nuts. Big Spin uses the included twist lock nose assembly. Places 1/2-13 and M12. Recommended operating air pressure is 85-110 psi. Weight 2.8 lbs.