Adapters Bolts Straight Knurling Cap Head Internal External Threaded Gallery Adapters Bolts Straight Knurling Cap Head Internal External Threaded Machining Parts Adapters Bolts Straight Knurling Cap Head Internal External Threaded Ric Sun2020-08-23T19:32:11-07:00 Adapters bolts are lathe finished, internal and external thread helps the bolts to be easy connecting. Straight knurling allows [...] Adapters Bolts Straight Knurling Cap Head Internal External ThreadedRic Sun2020-08-23T19:32:11-07:00