Threadbar Bolt inoshandiswa padanho rakamiswa kana kuti rakavharirwa zvizere padenga uye mbabvu bholting application, ine ribbed pamusoro pembiri, threadbar bhaudhi inogona kupa inosimudzira resin kusanganisa uye kutamisa mutoro.Inoshandiswawo zvakanyanya kutsigira pasi mumigodhi, tunnel uye materu mapurojekiti