- Construction drilling including:SR28, R28, SR32, R32 thread type.
- Drill Bit:Ballistic,Spherical,Trubbnos, diameter:33mm-76mm.
- Hex25*108mm Shank end rods,
SR28(1 1/8”)Hex22mm(7/8”)-12°-Tapered drifter speedrod,
SR28(1 1/8”)Hex25mm-SR28 Speedrods, SR28(1 1/8”)Hex28mm-SR28 Speedrods,
R32(1 1/4”)-Hex28mm(1 1/8”)-SR28（1 1/8’‘）Drifter rods - R28,SR28,R32,SR32 Extension rod:R28 (1⅛”) hex rod,Speedrods, Guide Tubes,
- Coupling Sleeves:Central stop,Full bridge stop
