Bordo 5 8" x 14 BSF 2" Chrome Button Die Somta Series 701 – 11MM HSS Parallel Hand Reamer Designed for use with compatible Excellent dimensional precision for Designed for use with compatible Insize measuring jaws ✔ Product: 6mm HSS Mini Hole Saw✔ Material: High speed steel (HSS) for superior durability and cutting efficiency✔ Cutting Geometry: Two layer design for rapid cutting with minimal vibration and smooth operation✔ Shank Type: Threaded shank with a special tool holder for secure and easy installation✔ Cutting Depth Adjustment: Clam tail bolts with internal hexagonal wrench for precise depth adjustment and spring force control✔ Pilot Pin: Sold separately for proper alignment and core material removal✔ Multi Material Compatibility: Suitable for use on steel Thread Standard: British Standard Fine (BSF) a finer pitch evolution of the British Standard Whitworth (BSW) thread form