Package quantity: what you will get is a woodworking pencil set containing 52 pieces of tools, namely, 4 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 6 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 Higher hardness: The 2.8 mm thick and 12 cm long refill is very tough and more suitable for construction, so you don't need to worry about the pen refill break. The 14.5 cm marking pencil in red is long enough for entering deep holes for drawing. Colour:red Material: ABS Package Contents: 2 set x carpenter pencils 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.