... chuck include:JT hole, B hole, or threaded hole connection0.5-6mm0.5-8mm1-10mm1-13mm3-16mm5-20mmGrade: P,D,MModelCapacity (mm ... .28667J25163-16B1853.28667J21205-20B2265.382110 J226 1/4”JT130.35039.5 J22103/8”JT243.469.754J22131/2”JT653.28667J22131/2”JT3353 ...