Features :
- HSS Titanium Plating Treatment. The service lifespan is more 2.5 times that of uncoated
- High speed steel alloy cutter head, high hardness, effectively improve work efficiency
HSS-TIN Metal Drill Bit Set
2mm , 3mm , 4mm , 5mm , 6mm , 8mm
Features :
- HSS Titanium Plating Treatment. The service lifespan is more 2.5 times that of uncoated
- High speed steel alloy cutter head, high hardness, effectively improve work efficiency
HSS-TIN Metal Drill Bit Set
2mm , 3mm , 4mm , 5mm , 6mm , 8mm