Two boxes of stainless steel tapping screws, countersunk head 4.5 x 20mm. Size: 4.5 x 20mm Quantity: Approximately 48 screws x 2 boxes Material: Stainless steel If the total weight is within 1kg, combining with other sizes is also possible. These are stock items, so the packaging is old. Therefore, it has deteriorated and is cracked. Please check the photos. When shipping, we may transfer the screws to a zip-lock bag. Thank you for your understanding. Thank you for viewing.