The sharpener of the mechanical Pencil is a solid casting that does not split. At the top cover of the pencil, unscrew it to use. The detachable finger grip features a threaded interface design, making it more secure and reliable. The body design of the mechanical carpenter's pencil is a rounded triangles, providing better grip when in use; It is not easy to roll when placed on a slope. The circular triangular body makes it more sturdy and durable, and provides a larger clip design. The clip is very sturdy and not easily broken. Mechanical Carpenter Pencil Set, a must-have tool for all carpenters, architects, and construction workers! This mechanical pencils with fine points for precise marking. Our mechanical carpenter pencils are designed to be durable and long-lasting, making them perfect for use on all types of surfaces. Whether you need to mark wood, metal, or concrete, our pencil set will get the job done. But that's not all - our pencil set making it the perfect all-in-one marking tool. Material: plastic colour: red+black Package Contents: 2 x carpenter pencil 18 x Pencil refill Only the above package content, other products are not included. Note: Light reflection 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.