Hengshui Jrain Frp fiberglass reinforced pipe

There are several types of core drill bit extension rods available, including straight extension rods, tapered extension rods, and threaded extension rods. Each type has its own unique design and is used for specific drilling applications. Straight extension rods are used for drilling straight holes, tapered extension rods are used for drilling holes with a conical shape, and threaded extension rods are used for attaching different types of drill bits to the extension rod.

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There are various types of rotary hammer drill bits, each tailored to specific applications. SDS (Steinbock-Dreh-Schaft or 'handle-drill-shaft' in German) bits are the most common, featuring a locking mechanism that allows quick bit changes. SDS+ bits are suitable for lighter tasks, while SDS-max bits are designed for heavy-duty work SDS+ bits are suitable for lighter tasks, while SDS-max bits are designed for heavy-duty work SDS+ bits are suitable for lighter tasks, while SDS-max bits are designed for heavy-duty work SDS+ bits are suitable for lighter tasks, while SDS-max bits are designed for heavy-duty workrotary hammer drill bits.

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