Reduced shank external flow passage bolt with integral pilot
Retaining element for multipart connection units such as screw c
Saw tooth screw
Sawtooth-profile nail
Screw
Screw and screw fastening structure
Screw fastener
Screw for fibrous boards
Screw for fixing wooden laths on a roof substructure or a...
Screw for screwing into a material of low strength
Screw having a tapered thread
Screw having cutting teeth formed on threads thereof
Screw member with biting features
Screw with a plurality of screwing angles and mold device...
Screw with spiral triangular threads
Screw with spiral triangular threads
Screw with two cut removing curved grooves
Screw with two types of threads
Screw, method and rolling die for the production thereof
Screw-and-nut unit or screw joint