Bosch psm 18 li cordless multi sander 18v li ion 93mm bosch diy 06033a1372 the psm 18 li cordless sander from bosch uses their power 4all 18v li ion batteries and two part delta sandpaper bosch 06033a1372 psm 18 li cordless multi sander 18v 20 ah li ion battery 93mm