THIS IS OUR 1/2-20 HOLE SAW ARBOR TO BE USED WITH A MILL OR LATHE SET UP. MACHINED FLATS ON TOP OF SHAFT TO ASSIST WITH DISASSEMBLY . USE STANDARD 1/2” OR 13MM WRENCH

CAN BE USED WITH 14MM-30MM (.55” - 1.1875”) HOLE SAWS

.75” SHAFT X 2.5” SHAFT LENGTH ,1" OD COLLAR , .5” OF 1/2-20 THREAD LENGTH

MTRL: 1018 STEEL W/ BLACK OXIDE FINISH FOR RUST PREVENTION

SKU: FAB-HSA-1/2-20-75-3