ELECTRO HARDWARE Machine Screw: #8-32 x 3/4″ Length Under Head, Pan Head, Phillips MS51957-47B SKU: DBI93036820

GLOBAL CNC INDUSTRIES Rotary Tool Holder Bushing: Type B, 1/2″ ID, 1-1/2″ OD, 2-1/2″ Length Under Head 8603B .500 SKU: DBI84949775

SPI 51 Leaf, 4 to 84 TPI Range, Steel Screw Pitch Gage 14-034-3 SKU: DBI01221027