SDS plus SDS SQUARE electric hammer wall hollow stone concrete alloy perforated air conditioner installation drilling 30mm-160mm

Note that the square shank connecting rod (SDS SQUARE) is rarely used. The customer service will confirm the purchase information. If you make a mistake, please contact customer service.

Hole diameter

30/35/40/45/50/55(at first)/60/65/68/70/75/80/85/90/95/100/105/110/115/120/125/130/ 150/160mm (please purchase individual sizes according to your needs)

Round Shank Connecting Rod (SDS PLUS) 110/200/250/350/400/500mm (Please purchase individual sizes according to your needs)

Square handle connecting rod (SDS SQUARE) 110/200/350/400/500mm (please purchase individual sizes according to your needs)

Handle type: round handle (SDS PLUS) (if you use a general clamping electric drill, you need to clamp a diameter of more than 10mm) / square handle (SDS SQUARE) (if you use a general clamping electric drill, you need to clamp a diameter of more than 13mm)

Opening wall: cement wall (direct opening), ceramic tile wall (first drill the tile with a water mill, and then use this hole opener to penetrate), stone wall (first use a water mill to drill the stone, and then use this hole opener to penetrate)

ps: Because some customers only have ordinary clamping electric drills and do not have four-pit electric hammer drills, they may wash a hole by DIY. As long as the chuck can be clamped, it can be used, but the clamping may not be stable, and the efficiency will be discounted.