ITEM NAME:2 Pcs/Set Butterfly Hinge Clamp Silk Screen Printing Metal Butterfly Hinge F7W7 2 Pcs/Set Butterfly Hinge Clamp Silk Screen Printing Metal Butterfly Hinge F7W7 Screen printing hinge clamps,also called butterfly clamps,are fabricated from iron metal,surface plated color.They are used for fixing screens when printing.They feature a wide-wing thumbscrew for firmly fastening the clamp to the frame.These clamps also feature positive locking for perfect registration. Feature a wide-wing thumbscrew for firmly fastening the clamp to the frame. These clamps also feature positive locking for perfect registration. A loose pin permits quick screen removal. These butterfly clamps are used for fixing screens when printing. Easy to screw it on any flat surface. These screen printing hinge clamps are fabricated from iron metal,surface plated color,durable in use. Type:butterfly clamp Surface treatment:plating colorful zinc Model Number:Metal Butterfly Hinge Clamp Type:Hand Tool Parts is customized:No Attributes:Silk Screen Printing Effect:Butterfly Hinge Clamp Characteristics:Butterfly Frame Hinge Clamp Specification:Silk Screen Printing Tool Application:Printer Parts Surface treatment:plating colorful zinc Color:color material:metal Package Contents: 2* Butterfly Hinge Clamp.Effect:Butterfly Hinge Clamp. Type:butterfly clamp. 2 Butterfly Hinge Clamp. Attributes:Silk Screen Printing. Specification:Silk Screen Printing Tool.