The Jaw (OEM Part No. 3128309433) is a spare part compatible with Boltec S, Boltec 235, Boltec-MC, Boltec-S, and Boomer-MD underground drilling rigs. Manufactured from high-strength alloy steel, it is designed as a mechanical component for the jaw assembly position in clamping and gripping systems. The jaw provides secure gripping and holding force for rock bolts or drilling components, ensuring accurate positioning and stable operation during bolting activities. Its durable construction offers excellent strength, wear resistance, and long service life in demanding underground mining environments. This OEM replacement jaw supports reliable bolt handling and efficient equipment performance.