20pcs Extra Long Drill Bits, 1.1mm HSS High Speed Steel Drill Bit 80mm Length 100x150mm(W*L) 6L V6 Limited 2015-2017

6L V6 Limited 2015-2017

Fit for 50ml freezer tubes

Wire Color: Black

push to connect

HexagonPillar Length(L) : 25mm/ 1"

20pcs Extra Long Drill Bits, 1.1mm HSS High Speed Steel Drill Bit 80mm Length 100x150mm(W*L) 6L V6 Limited 2015-20171. 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