supply of various sizes of hexagonal and socket head hsfg high strength friction grip bolt and nuts with spring washer for hp 803 bowl mills supply of various sizes of hexagonal and socket head hsfg high strength friction grip bolt and nuts with spring washer for hp 803 bowl mills , a. various sizes of hexagonal head hsfg (high strength friction grip) bolt and nuts with spring washer for hp 803 bowl mills. make:unbrako/ tvs or equivalent specification: generally conforming to is 1364, iso 4014/4017. threads : iso metric 6g as per is 4218. material and mechanical properties : property class 10.9 as per is 1367. (for item no.1 to 5) b. various sizes of socket head, hsfg (high strength friction grip) h.t. hexagonal socket head cap screw for hp 803 bowl mills. make:unbrako/ tvs or equivalent specification: generally conforming to is 1364, iso 4014/4017. threads : iso metric 6g as per is 4218. material and mechanical properties : property class 12.9 as per is 1367. (for item no.6 to 10) , m12 x 30mm(full thread) , m12 x 70mm(full thread) , m20 x 90mm(half thread) , m24 x 120mm(full thread) , m39 x 140mm x 3mm(full thread) , m20 x 100mm(full thread) , m24 x 80mm x 3mm(full thread) , m24 x 90mm(full thread) , m24 x 100mm(full thread) , m24 x 240mm(half thread)