20mm Long Head Deep Hole Marker Pen Building Marker Pen Marking Tool Metal Marker Pen Marker Pen Woodworking Ink Marker Pen 5pc 10ml Features: ?? [Long headed deep hole marker pen] Pen tip size (length x width): 20 * 1.5 millimeters. It has a slender pen tip that can be installed between narrow or written in narrow spaces such as nails and screw holes on frames and wood. ?? 【 and Comfortable 】 Made of high-quality PP material it is sturdy and not prone to aging. The overall size is stable reliable and comfortable to the . There is a 60mm ruler on the side that can help you measure. ?? Quick drying and : Long headed deep hole marker pen for quick drying stain resistance and waterproofing. It can be marked on most dry and dust- surfaces such as aluminum metal concrete glass wood plastic etc. and is convenient to use. ?? The long headed deep hole marker pen is suitable for drilling holes in furniture decoration bookshelves and lamps. It can also mark deep holes in metal processing automotive manufacturing and other production industries. ?? A useful marking tool: The long headed deep hole marker is very suitable for manual and DIY projects. Its carefully designed marker can make marks and reach difficult areas. A marker pen for carpenters DIY enthusiasts and more. Product Description: 5x Long headed deep hole marker pen