Precision Tungsten Steel Boring Tool Holder for Micro-Diameter Machining
Ultra-durable tungsten steel construction ensures extended tool life and wear resistance. Precision-engineered for small diameters (3mm to 20mm) with tight tolerances (±0.01mm). Heat-treated body enhances stability during high-speed CNC or lathe operations. Compact design ideal for confined spaces in fine machining, watchmaking, and electronics. Versatile compatibility with SHB/XSHB12-20mm shank boring bars for seamless integration. Mirror-finished surface reduces friction and improves chip evacuation efficiency. Perfect for aerospace, medical devices, and precision instrument manufacturing. Direct bulk pricing—wholesale discounts available for industrial-scale orders.