5PCs Cone Step Drill Bit Set power bank The sensor light has warm

The sensor light has warm light and white light

Transmission Mode: USB 2

built-in run-dry protected pump with a massive 60psi pressure

Support reversing video camera

5PCs Cone Step Drill Bit Set power bank The sensor light has warmDescription: High Speed Steel: Made from High Speed Steel 4241 Cobalt high speed steel along with the titanium coating ensures extreme durability, and will stay new and shiny for years to come. and easy cutting drilling through steel sheets, aluminium sheets, wood board, plastic board etc. 50 Size in 5 Bits: Set includes five standard SAE step drill bits with a two flute design for faster, that can replace 50 individual drill bits, you can process 50