Feature●Manufactured in industrial black and chrome finish with knurled body for extra grip and more precise handling and control.●Features adjustable spring loaded design for variable impact strength and hardened tip for long service life.●One handed operation, simply adjust to desired spring tension, press firmly against work piece for automatic centre punch.●This aotumatic center punch makes accurate marks without the need for a hammer.●Widely used for vehicle emergencies as a side window rescue glass breaking tool ,also for wood, steel, marble, glass and more.Description