... drill is a portable type,grinding 2,3,4,6 blade of general end mill. it is for ... endmill grinding machine,capacity 3-13mm endmill grinderEasy ... standard drills into high-performance, self centering split point drills Outstanding value, will pay for itself ... in just a few monthsSpecification Capacity Dia.3 ~ Dia.13mm Point angle 0-5degree Power supply Single phase ...