Imisebenzi yendlela eyenziwa ngehamile ye-electro-pneumatic
Igama elithi hammer pneumatic, ekwabizwa ngokuba yimotopick, libhekisa kumatshini wokomba wepercussion. Isetyenziselwa, phakathi kwezinye izinto, kumsebenzi wokutyunyuzwa kwamatye okanye umsebenzi wokwembiwa kwendlela.