25mm Twist Drill Bits Black Nitride Coated HSS-9341 with 1/2" Reduced Shank 19mm X 10mm and Airtronics Z servos

and Airtronics Z servos

The hex drill bit is made of M35 cobalt high speed steel with sharp edge

1 x Speaker Sound-Absorbing Cotton

5mm(ODxID)

Fit for Light Size: 2pin 8mm single color

25mm Twist Drill Bits Black Nitride Coated HSS-9341 with 1/2" Reduced Shank 19mm X 10mm and Airtronics Z servosSpecification: Cutting Diameter: 25mm 0. 98" Shank Diameter: 1 2" 12. 7mm (approx.) Cutting Edge Length: 82mm 3. 23" Overall Length: 157mm 6. 18" Material : High Speed Steel 9341 (HSS 9341) Finish Type: Black Nitride Coated Shank Type: Round Shank Tool Flute Type: Spiral Hardened to: 62 65 HRC Descriptions: 1. High speed steel tool is good for most general purpose applications, featuring a combination of hardness and toughness for wear resistance 2.