PRIMARY DRILLING SYSTEMS
Zhonghuan Tools manufactures coordinated concrete and masonry tooling programs: SDS-Plus and SDS-Max drill bits, chisels, TCT and diamond core bits, concrete saw blades, and surface-preparation tools for distributors and OEM brands.
SDS & CORE DRILLING RANGE
SDS-Plus Professional Series
Solid carbide head resistance-butt-welded to a steel body. One-piece sintered WC-Co, CNC-ground — 3–7× the carbide volume at the cutting zone vs brazed-tip bits. Same process tier as Bosch EXPERT, Hilti TE-CX, Milwaukee MX4.
TECHNICAL SPECIFICATIONS
SDS-Max Heavy-Duty Series
3-block / 6-edge head — three controlled-atmosphere belt-furnace-brazed YG11C carbide blocks around a centering point, with an approved copper-bronze brazing-finish option. Built for blast-hole drilling, reinforced concrete and large-diameter anchor work.
TECHNICAL SPECIFICATIONS
TCT-Tipped Hammer Chisels
Tungsten carbide-tipped SDS-Plus chisels with 4 / 6 / 8 controlled-atmosphere belt-furnace-brazed teeth for mortar raking, tile removal and surface scaling. YG8C / YG11C carbide on a hardened 40Cr body.
TECHNICAL SPECIFICATIONS
PRIMARY DRILLING SYSTEMS
Start with SDS-Plus or SDS-Max, then extend the same sourcing program with TCT core bits, diamond core drills and application-matched support tools.
SDS-Plus Series
Professional rotary hammer drill bits for concrete and masonry. Complete range Ø5-26mm.
Request an SDS or Core Bit Quote
Send the SDS shank or core-bit system, size range, substrate, quantity and packaging target. Our team will turn it into a quote-ready specification.