TECHNICAL INFORMATION TECHNICAL INFORMATION FINE & TWIN Boring Bar (Small Bore) FINE & TWIN Boring Bar (Small Bore) Cartridge Fine Boring Range : 20mm~153mm Twin Head FEATURE • ‌Excellent roughness of boring surface by precise boring • ‌Precise boring range adjustment by adjustment Dial with 1/100mm unit Fine Boring Head • ‌Ease to adjust length by employing modular system to use extension bar with various size • ‌Double rigid fixing of extension bar with Cartridge - Side locking Basic Holder - Fixing pin inside Twin Head • ‌Design to use insert conforming to ISO standard • ‌Basic Holder, Extension Bar and Reduction Bar interchangeable between Fine Boring Bar and Twin Edge Boring Bar Extension Bar Fine Boring Head for EXTENSION Twin Boring Range : 25mm~156mm Cartridge Twin Head FEATURE • ‌Easy to replace head Reduction Bar • ‌Extension Bar : Adjusting length according to machining conditions • ‌Reduction Bar : Adjusting boring range according to machining conditions • ‌Precision of extension, reduction, and repeatability of assembling and disassembling of Boring Head ; ≤0.002mm Fine Boring Head • ‌Using insert conforming to ISO standard • ‌Basic Holder, Extension Bar and Reduction Bar interchangeable between Fine Boring Bar and Twin Edge Boring Bar for REDUCTION 216 Phone: +82-32-526-0909, www.yg1.kr, E-mail: yg1@yg1.kr Phone: +82-32-526-0909, www.yg1.kr, E-mail: yg1@yg1.kr 217