Tapered chisel bit - superdrill.com.cn
Tapered chisel bit. Type: chisel bits ; Shank sizes: Hex. 19mm, Hex. 22mm, Hex25mm; Diameter: 32-42 mm; Taper: degree:6°,7°, 11°, 12°. Product description: The tapered chisel bit is widely used in drilling holes with depth less than 5 meters and diameter ranged in …
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