7.1mm C2/K20 Tungsten Carbide Straight Shank Spiral Flutes Twist Drill Bit Weight Stack Pin with Pull Ropes Package Include: 24 x adjustable

Package Include: 24 x adjustable leveling feet

Use it with a 75mV shunt resistance to connect with the electronic instrument

making your flower arts and crafts beautiful

Stroke:30mm

* Thread Size: 18 x 11

7.1mm C2/K20 Tungsten Carbide Straight Shank Spiral Flutes Twist Drill Bit Weight Stack Pin with Pull Ropes Package Include: 24 x adjustableSpecifications: Drilling Diameter: 7. 1mm 0. 28" Flute Length: 35mm 1. 38" Shank Diameter: 7. 1mm 0. 28" Overall Length: 60mm 2. 36" Material: C2 K20 Tungsten Carbide Finish: Uncoated Cutting Hardness (Max.): HRC45 Package Content: 1pcs x Twist Drill Bit Descriptions: Constructed from medium grain C2 K20 tungsten carbide, the drill bit has good toughness, high hardness (HRA89) and wear resistance. With good milling and cutting performance, can ensure