Marker for Deep Holes. Ideal for spots hard to reach., Marks on almost all kinds of dry surfaces., Convenient quiver cap with special clip for perfect one handed handling., Permanent alcohol-based ink, removable from glossy surfaces with alcohol and other usable solvents., Works up to 24 hours uncapped., Extended tip made of stainless steel – self-adjusting and patented: up to 3 times more marking capacity by using full 7 mm of the fiber nib’s length of abrasion, instead of 2 mm., Made in Germany,