Ruko Step drills HSS TiALN spiral fluted with split point no. 16J771203
Ruko Step drill HSS in inch dimensions, spiral fluted with cross grinding No. 36K129409
Ruko Step drills HSS TiALN spiral fluted with split point no. 46L300724
Ruko Step drill HSS TiAlN in inch dimensions, spiral fluted with cross grinding No. 66W162486
Ruko Step drill HSS-Co 5 spiral fluted with cross grinding No. 186X382479
Ruko Step drill HSS in inch dimensions, spiral fluted with cross grinding No. 93L860000