B09 SingeThe Kestrel 'Singe' features a light and resilient anodized frame and black pocket clip in aerospace grade titanium. The blade is in extra strong ZDP 189 core steel in patterned black; the one hand button lock and the thumb stud are set with spinel gemstones. The Kestrel is a compact but versatile folder that works and presents beautifully in any situation; the design, which offers a deep finger groove at the intersection between the handle and blade,