Sharpie Pro Magnum Permanent Marker Chisel Tip Black (Pack of 12) S0949850The Sharpie Pro Magnum permanent marker features a hardwearing, extra wide chisel tip, which will produce a 6. 3 14. 8mm line width for heavy duty marking. The extra large ink reservoir provides long lasting use and is great for big projects. The heavy duty barrel and hardwearing tip provide increased robustness, and the water resistant ink is suitable for use even in wet and oily environments. The cap is ridged for better handling with gloves on and