0.5 kg Bosch make 290 W pneumatic straight grinder, Air Pressure: 100-120 psi, 22,000 Rpm
Bosch Straight Grinder GGS 5000 L Malaysia - BoschHardware.com
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Pneumatic Straight Grinder
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METABO DG 700-90 Pneumatic Straight Grinder > Pneumatic, electric and cordless tools > Grinders > Metabo