Product Categories


  • Cutting Disc

    Short Description:

    Size: 115x0.8x22.2; Speed: 13300RPM; Speed: 80m/s; Resin-bonded, reinforced-double nets; It is mainly for all kinds of stainless steel/inox, such as bar, tube. Machine: Portable angel grinder; It is durable, sharp, safty and with high working efficiency.
  • Cutting Metal

    Short Description:

    The 3.2 mm (1/8") wheel thickness is ideal for cutting with long life and high cost performance. Less burning to the stainless steel. High performance on cutting all kinds of the stainless steel. It is safe, durable and sharp to use and has high working efficiency.

Featured Products


  • 1984

    J Long History

    Eastablished in 1984 by Chinese Academy of Sciences. 38 years of resin-bonded abrasive wheels manufacturing experiences.

  • 130+

    Partners & Customers

    OEM products have been distributed to 130 countries. Robtec brand products have been distributed to over 36 countries.

  • 300+

    J Long People

    J Long already had more than 300 employees.

  • 500,000+

    J Long Production

    Production capacity of J Long reasched 500,000pcs per day.