Milwaukee 49-22-4105 Hole Saw Kit Polishing Tools_Rotary Polishers 20V Max Li-Ion Battery Pack

20V Max Li-Ion Battery Pack

Working range up to 165 ft

providing fast

Lift up to 18'

0-550 RPM provides increased torque for drilling and mud mixing

Milwaukee 49-22-4105 Hole Saw Kit Polishing Tools_Rotary Polishers 20V Max Li-Ion Battery Pack19 Pc Master Electrician's Ice Hardened Hole Saw Kit The Milwaukee Ice Hardened 49 22 4105 Hole Saw Kit utilizes a proprietary cryogenic hardening process that improves upon traditional heat treat processes. Unlike surface coatings that wear away, cryogenics harden to the core by minimizing soft metal (austenite) and creating more hard metal (martensite). The result is a product that is more consistently hard throughout, resulting in life up to 50%