$19.99 (as of 29/10/2019 07:56 PDT details )
Features:
- Package Includes 5 x step drill bits 1 x automatic center punch 1 x aluminum case
- Wide Applications 50 hole size choices to cut through iron, aluminum, PV and insulating plate as well as other types plates easily
- Durable Materials ability of oxidation resistance, no rust and wear, long service life with titanium and cobalt plating coating
- Unique Shape straight grooved is for excellent heat dissipation and chip removal, v type opening design ensures cutting faster and smoother
- Automatic Center Punch center punch with spring inside creates an automatic, high impact force and the top red cap could save more effort