11.1/11.2/11.3/11.4/11.5/11.6/11.7/11.8/11.9/12.0mm High Quality M35 material Cobalt stainless steel straight shank twist drill

11.1/11.2/11.3/11.4/11.5/11.6/11.7/11.8/11.9/12.0mm High Quality M35 material Cobalt stainless steel straight shank twist drill

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