From Stone to Sand to Loam to De-icing needs in the Winter, Bond is your Central MA supplier for all your aggregate needs, in both Quality and Quantity. At Bond, our knowledgeable staff are happy to assist you to determine which material is suitable for your projects and with delivery services. Want to see it for yourself? Come visit us at Bond today! All visitors entering the premises MUST ALWAYS proceed directly to the office to sign in and receive site specific hazard training as we are an active mine governed by the Mine Safety and Health Administration (MSHA).