Package quantity: what you will get is a woodworking pencil set containing 50 pieces of tools, namely, 2 marking pencils, 48 replacement pencil leads in red, yellow and black, 24 for black, 12 for red, 12 for yellow, which can be reapplied for your carpentry activities; The complete and rich combination allows you to finish your work faster and more easily More suitable for woodworking: this lead mechanical pencil refill is matched with a 2.8 mm thick pencil lead, which is much thicker and stronger for you; During the drawing process of construction work, it will not break or damage easily; You can finish your drawing work without too much effort Effective scientific design: the pencil lead of the carpenter pencils marker can be simply replaced; We designed it in the form of a roll-to-knife in the position of the pen tip, so there is no need to purchase a pencil sharpener separately; After using the pencil sharpener, install the pencil lead on the top of the pen; Normal storage will not take up much space or lose small objects Practical and smart pen: this construction woodworking marker is sturdy, precise and practical, and because of its red color, it can be seen clearly everywhere even in the middle of the construction site; In addition, its 12 mm and 43 mm long fine dots allow it to draw in holes that oily pencils can't enter, which is a practical and smart design Humanized material: these solid carpenter pencils are designed with metal and rubber materials, which can provide you with a comfortable and non-slip writing experience; A quality sleeve will protect your pen core from damage and relieve finger pressure during writing colour: red + yellow + black Material: metal + plastic + graphite Size: 14.5cm Package Contents: 2 x marking pencils, 48 x replacement pencil leads(12 in a yellow box, 12 in a red box,and 24 in a black box) Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.