【DEEP HOLE MAKER】The deep hole carpenter's pen with an extended needle tip that reaches hard-to-reach places where other carpenter's markers can't. Allows you to paint on various surfaces such as metal, plastic, glass, wood, paper, etc. Suitable for construction and masonry work. 【HIGH QUALITY】 These carpenter pencils are made of high quality metal and rubber material, durable and sturdy, with a good grip. The barrel is thin and smooth, improving line of sight for fine work. The 2.8mm thick lead makes it a good carpenter's pencil. 【THOUGHTFUL DESIGN】 With the built-in pencil sharpener, you just need to twist the tip of the pencil, then you will find a small pencil sharpener on it. At the same time, there are grooves on the body of the wooden pencil to increase the friction when holding the pencil. It will not slip out of your fingers easily. The extra clip design also allows you to hang it in your pocket easily. 【PERFECT GIFT】 The deep hole mechanical pencil can not only improve work efficiency, but also provide comfortable and non-slip woodworking writing experience offer. Give it as a gift to your carpenter friends and family members, they will be very happy. Note: The data are all measured manually. Please allow an error of 1-3cm. Due to the difference between light and display, there is a certain color difference, which depends on the actual object received