[Specifications and packaging]: 12 pcs SDS hammer drill bit set.Include sizes: 5x110mm,6x110mm,5x160mm,6X160mm, 6.5x160 mm, 7x160 mm, 8x160 mm, 10x160X2,10x260 mm, 12x260 mm, 14x210mm, 16x260 mm. 5pcs chisel :2 Point Chisel14X250mm,14X140mm. 2 Flat Chisel14x250x20mm,14x250x40mm and 1 U-groove Chisel 14x250mm，all are made of BMC. [Function]:Hammer drill kits combined with impact drills produce a lighter impact for efficient drilling.SDS Chisels are used in conjunction with hammer drills to drill grooves in concrete, brick, natural stone, and all types of masonry. [Material]: The SDS plus hammer and chisel set features a harder YG8 carbide head and carbide steel body. The robust head is an ideal for high impact applications. [Advantage]:The robust head of concrete drill bit set is an ideal for high impact applications.What's more,the concrete drill kit comes with a plastic index box for easy use and portability. [Universal Design To Meet Demand]:The sds-plus handle for chisel hammer bits fits most rotary hammer drills on the market and will meet most of what you need.

• [Advantage]:The robust head of concrete drill bit set is an ideal for high impact applications.What's more,the concrete drill kit comes with a plastic index box for easy use and portability.
• [Universal Design To Meet Demand]:The sds-plus handle for chisel hammer bits fits most rotary hammer drills on the market and will meet most of what you need.

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