Pentel mechanical pencil mark sheet 10 pieces set AM13-B

[Features] 1.3mm thick core allows you to fill in mark sheets quickly, saving time! [Size per piece] Shaft diameter 10mm x Depth 10mm x Length 141.5mm / Weight: 8.7g [Core diameter/hardness] 1.3mm/B [Replacement eraser part number] Z2-1N (4 pieces) [Material] Tip = Brass Shaft/Knock = Recycled ABS Grip = Silicone rubber Clip = Stainless steel