3.Our chisels have grooves on the surface, which makes the breaking work more efficient. And we spend a lot of money on R&D every year
The newly born Series has innovated with technology, is Lighter, stronger, and more powerful than ever.By enlarging the diameter of the T/Bolt the series has Improved its durability.
Changed the hose connecting port from Split Flange structure In/Out port to New Adapter type port. This new port reduces possible fail points like connected bolt breakage, and oil leakage fundamentally. 
Changed the Box Housing to Bending design for more durability.More options : Anti Blank Firing On/Off Valve, TPC system (2 stages stroke valve), Internal Relief Valve, BPM adjust Valve, Provision Hole for underwater works and Auto Grease System.Diversified 18 products lines to fit to any work conditions.Redesigned chisel pin has improved durability.Applied more powerful impact power by enlarging the chisel's diameter.Increased the life of the breaker (Chisel Pins, T/Bolts, F/Heads, etc.) by applying the Anti Blank Firing system.