... lifetime 3.well 4.reliable connection 5.safety A, Shank Sheath is introduced,Product name specificationsModelButtons (Width*Height)noteChisel Type ... 18*6 M16 M14*1.5,etc B,Shank Sheath illustration, C,Shank Sheath product features and use, 1.characterized by larger ... intensity2.longer lifetime3.well4.reliable connection5.safetyDrill shank sheath is connection part between drill shanks,and between drill ...