5/16" I.D.

BT35 RICHMILL 5/16 I.D. SOLID END MILL TOOL HOLDER .3125 STUB LENGTH 60mm PROJ. - RB0797AX3

BT35 TECNARA 5/16 I.D. SOLID END MILL TOOL HOLDER .3125 2-1/2" PROJ. 235-302-3