The H22 Tapered Drill Rod (Hex 22mm) is the most widely used drill steel in the world. Topking H22 rods are manufactured from premium hollow alloy steel and undergo a rigorous Carburization process. This ensures the rod has a hard surface to resist wear and a tough core to absorb the high impact energy from rock drills.
Featuring a standard Hex 22mm x 108mm shank, this rod is the perfect partner for handheld pneumatic rock drills such as YT24, YT27, YT28, and Y19A. It is the go-to solution for granite quarrying, small-scale mining, and tunneling projects.
💡 Complete Quarrying Workflow
Step 1: Use H22 Rods + Tapered Bits to drill holes fast.
Step 2: Fill holes with
Topking Expansive Mortar (HSCA)
to split the stone blocks silently and safely.
Technical Specifications:
Product Name: H22 Tapered Drill Rod (Integral Steel)
Shank Specification: Hex 22mm * 108mm
Taper Degree: 7°, 11°, 12°
Steel Grade: 95CrMo / Z708 (High quality hollow steel)
Length Options: 0.6m, 0.8m, 1.6m, 2.4m, 3.2m, 4.0m, 4.8m
Suitable Machines: YT24, YT28, Y19A Jackhammers

(Topking H22 Drill Steel with standard Hex 22 shank)
DRILL ROD SPECIFICATIONS


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