20pcs Extra Long Drill Bits, 1.0mm HSS High Speed Steel Drill Bit 100mm Length 6.89" X 0.12" fully sealed hydraulic drive

fully sealed hydraulic drive

6 inch long and 0

59-inch x 0

etcNote:The Force will be decrease due to long time working

OE Number: 2049055402

20pcs Extra Long Drill Bits, 1.0mm HSS High Speed Steel Drill Bit 100mm Length 6.89" X 0.12" fully sealed hydraulic drive1. These drill bits are made from high speed steel for high hardness and durability, Sturdy and having long service time. 2. The twist design is adopted to center the tool tip and improve the cutting accuracy. Prevents the bit from displacement during work, and removes debris and particles more easily. 3. Long drill bits can be used for drilling into metal, wood, plastic, PVC. First use a common drill to drill holes, and then use an extended drill to