5Pcs R8 End Mill Holder Set 1/4" 3/8" 1/2" 5/8" 3/4" Adapter for Bridgeport Type Milling Machines

Contains 1 each R8 holders: 1/4", 3/8", 1/2", 5/8", & 3/4". The surface of the face mill cutter arbor is quite smooth, which offers a comfortable feeling and nice appearance. This end mill holder is made of alloy forged tool steel, rugged and durable, which is enough to ensure a long time use. This end mill holder set is suitable for both double ended and single ended, which is more convenien This end mill holder is suitable for milling machines with R8 spindles.The set includes 5 sizes of end mill holder to meet your various needs