HomeChucksPatriot Chuck SystemPatriot ChucksChuck Inserts Chuck Inserts A range of 18 inserts is available to ensure your chuck will fit almost any production lathe. These are available in metric and imperial sizes. Categories: Chucks, Patriot Chuck System, Patriot Chucks Find a Stockist Additional Information Warranty Part No. Size Cat Page Number LRSA RSA-Patriot Chuck Insert 3/4" x 16" UNF LRSB RSB-Patriot Chuck Insert M20mm x 2mm LRSC RSC-Patriot Chuck Insert M20mm x 1.5mm LRSD RSD-Patriot Chuck Insert 7/8" x 16" LRSE RSE-Patriot Chuck Insert 1" x 10" BSF LRSF RSF-Patriot Chuck Insert M25mm x 2mm LRSG RSG-Patriot Chuck Insert 7/8" x 12LH LRSH RSH-Patriot Chuck Insert 1" x 10" BSF LH LRSJ RSJ-Patriot Chuck Insert 1" x 8" UNC LRSK RSK-Patriot Chuck Insert 5/8" Bore LRSL RSL-Patriot Chuck Insert M18mm x 2.5mm LRSO RSO-Patriot Chuck Insert 1" x 12" LRSP RSP-Patriot Chuck Insert 1.1/8" x 12" LRSR RSR-Patriot Chuck Insert 3/4" x 10" BSW LRSS RSS-Patriot Chuck Insert M30mm x 3.5mm LRST RST-Patriot Chuck Insert 1.1/4" x 8" tpi LRSU RSU-Patriot Chuck Insert M24mm X 3mm LRSY RSY-Patriot Chuck Insert M30mm x 1.5mm Robert Sorby tool sets now come with a lifetime guarantee. Simply follow the link below and complete the registration form, ensuring that you include the set’s registration number. You will find this on the warranty card that came with your tool set. Note: this warranty does not cover wear through natural usage or damage caused by misuse or negligence. Please retain your receipt as proof of purchase. Register your product Share this on: Related products Steb Drive (STBCHUCK) 60 Degree Point (RC60CP) Patriot Chucks (RSPC) Deluxe Hollow Revolving Centre 1mt. (DRC/1)