The mechanical pencil set includes 4 mechanical pencils in various sizes (0.3, 0.5, 0.7, and 0.9 mm), 4 boxes of HB refill refills (12 pieces per box, 48 pieces in total), and 2 erasers. You can select different refill sizes for different purposes. These drafting pencils are ideal for writing, drawing, and sketching. Each mechanical pencil features a non-slip, threaded body for a comfortable grip and reduced slipping. The pencils have a randomly colored ring in the middle that can be rotated to reveal markings for and#34;F / 2B / B / HB / H / 2H / 3H,and#34; assisting artists in identifying the hardness of the refill. Note: Only HB refills are included; other hardness levels can be purchased separately. Made from high-quality materials, the refill refills are and to breaking. They provide consistent thickness and clear, fluent writing. The plastic body is well-balanced, reducing fatigue from prolonged use. Each pencil offers a comfortable grip for extended writing sessions, ensuring high efficiency and quality in your tasks. Compact and , the push-button mechanical pencil is easy to carry. The metal clip allows you to attach the pencil to a bag, drawing board, or document. An eraser at of the pencil makes it convenient to draw, sketch, and correct mistakes whenever needed. Suitable for office, classroom, home, and other settings, these pencils are perfect for students, teachers, and architects for writing, sketching, and illustrating. They also make excellent gifts for Halloween, Christmas, New Year, and back-to-school occasions. Material: Plastic + Metal Color: As shown Package Contents: 4 x Push-button Automatic Pencils 4 Boxes of Replacement Cores 2 x Erasers 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.