The Hopkins PG03 underwater peanut grinder is a compact and lightweight hydraulic die grinder designed for commercial divers performing weld inspection, precision grinding and intricate underwater maintenance tasks. The PG03 features a 6 mm collet compatible with a wide range of accessories, including rotary burrs, flap wheels, micro cut-off wheels and mounted points. With a wide hydraulic flow range of 15–40 lpm, the PG03 can operate from a variety of hydraulic circuits. The removable guard provides additional safety, while its excellent power-to-weight ratio makes it suitable for demanding underwater grinding applications. The PG03 is supplied with a protective carry case and a 75 mm diameter all-cut diamond disc.
Technical Specifications
Product Code: SY-PG03
• Weight: 2.5 kg
• Brand: Hopkins
• Power Type: Hydraulic
• Fitting: 6 mm Collet
• Hydraulic Flow: 15–40 lpm
• Pressure: 138 bar
• Couplings: Yes
• Port Size: -8 SAE O-Ring
• Compact and lightweight design
• Removable guard for additional safety
• Wide range of accessories




