Include:1pcs A2 arbor with pilot drill bit,1pcs Pilot drill bit,1pcs Hex wrench;
Quality: very High grade Pilot drill bit, fully ground,and split tip, easy for work on metal; good performance
Usage: Fit for the Bi-metal hole saws From:1-1/4'' to 8-9/32'' (32mm to 210mm)
Hex Shank 3/8' (9.5mm) fit for most chuck
Notice: Please keep safe when operate the drilling work. it is better firstly slow speed,then higher. wear safety glasses it important for safe of eyes.
