OBA日本大場棒型拉力計OBA棒型拉力計型號量測範圍(gf)刻度讀值(gf)全長(mm)水平誤差(gf)OBA-10100.51803OBA-303012133OBA-505012133OBA-110110222110OBA-200200522110OBA-300300522110OBA-5005001026830OBA-6006002026830OBA-10001,0002526830OBA-15001,5005026830OBA-20002,0005026830OBA-25002,5005028550OBA-30003,0005028550OBA-40004,00050338100OBA-50005,000100338100OBA-70007,000200338100OBA-1000010,000200338100OBA-1500015,000200431250OBA-2000020,000200496250OBA-3000030,000500568350OBA-5000050,0001,000588350OBA-100000100,0001,000591350