Medium steel grub screw with hex socket head for machinery assembly.

Black steel metric grub screw for securing shafts and machinery components.

Small black steel grub screw for securing lightweight machinery and assembly components.

Black steel hex socket set screw for machinery component locking and fine adjustment.

Small black steel hex socket grub screw for precision mechanical applications.

Black steel hex socket grub screw M4 for industrial mechanical fastening.

Steel grub screw with hex socket head for securing mechanical parts.

Black steel socket set screw for machinery assembly and component positioning.

Medium black steel grub screw for securing machinery and mechanical assembly components.

Black steel hex socket grub screw M4 for general mechanical assembly work.

Black steel hex socket grub screw for securing machine parts securely.

Black steel socket set screw for positioning and locking mechanical components.

Small metric steel hex socket grub screw for precise component securing.

Black steel hex socket grub screw for mechanical component retention.

Medium metric steel hex socket grub screw for machinery assembly and adjustment.

Small steel grub screw with hex socket head for securing components in machinery and equipment.

Black steel hex socket grub screw M3 for standard mechanical assembly work.

Steel hex socket grub screw for securing shafts and pulleys in machinery.

Tiny steel grub screw with hex socket head for precision mechanical applications.

Very small metric steel hex socket grub screw for precise adjustments.

Tiny black steel grub screw for precision assembly in small machinery and instruments.