Feature(may vary by option.)

●Compatible Bolt Screws: M8 x 1.25
●Hole Diameter: 0.3 inches (8.4 mm)
●Weight: 0.8 oz (22 g)

[M4.0X0.7 10pcs P-M407X2.5DNS]

[M10.0X1.25 10pcs P-M10125X1.5DNS]

[M6x1 10pcs P-M610X2DNS]

[M6.0X1.0 10pcs P-M610X2.5DNS]

Description

For reinforcing female threads and preventing damage and tightening screws. By inserting it into soft materials such as light metals, wood, and cast iron, it increases tightening power when screwing.