Precise details:Description:Drillpro6mm Automatic Center Pin Punch Spring Loaded Marking Starting Holes ToolSpecification:Brand: Drillpro1 : General type 6mm automatic center pin punch2 : With red hat 6mm automatic center pin punchMaterial:Bit material: hss steelMain body material: tool steelTotal Length: Approx 128mmBit diameter: 6mmFeatures:Adjustable Automatic Center PunchAutomatic design cleanly and accurately punches steel wood and plastic, gives precise starting point on steel and other solid materials.Window BreakerCan also be used for emergency escape, crushing broken windows.No SlipKnurled handle prevents slipping. Enlarged plastic handle for impact cushioning.Spring-loadedDelivers high-impact. The use of the body of the spring to generate the impact force to punching.Convenient UseAllows you to easily mark work using one hand prior to drilling which will prevent the drill from slipping.Package Included:1 x Automatic punch toolMore Details: Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.