Tender For bid to ras supply of 20 mm cylindrical shank square shoulder inserted end mill cutter for slotting , 32 mm cylindrical shank 90* square shoulder inserted end mill cutter for slotting, shouldering , 16 mm square shoulder 90 degree straight cylindrical shank through coolant inserted end mill cutter , 18 mm square shoulder 90 degree straight cylindrical shank through coolant inserted end mill cutter , 25 mm square shoulder 90 degree straight cylindrical shank through coolant inserted end mill cutter