The hole spacing of the punching machine is adjustable, which can adjust the hole spacing to type the corresponding documents to meet your different needs. The scale mark of the fuselage facilitates the positioning and drilling of the cutter head. When the plastic lock function is not used, the safety buckle can be pressed inward, and when it is used, it can be opened by pulling outward. All-metal paint body is solid and has a long service life. The anti- soft bottom pad is stable in operation and can collect paper scraps at the same time. describe: Name: adjustable punching machine Specification: 3 holes Number of punched sheets: 8 sheets Hole diameter: 7mm Quantity: 1pc Material: Plastic + Metal colour: black Package Contents: 1 x puncher Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. All-metal paint body is solid and has a long service life. The hole spacing of the punching machine is adjustable, which can adjust the hole spacing to type the corresponding documents to meet your different needs. The scale mark of the fuselage facilitates the positioning and drilling of the cutter . The anti-slip soft bottom pad is stable in operation and can collect paper scraps at the same time. When the plastic lock function is not used, the buckle can be pressed inward, and when it is used, it can be opened by pulling outward.