Supports the following standards: ASTM D1168, ASTM D1321, ASTM D1403, ASTM D1831, ASTM D217, ASTM D5, ASTM D5329, ASTM D937, AASHTO T49, AASHTO T187 Lighter and smaller than H-1200 for field work, unit's micrometer adjusts for accurate settings, as well as coarse adjustment for approximate settings. Only one additional 50g loading weight is included with a H-1280 needle. Overall dim. 7" x 7" x 16" (178 x 178 x 406mm).