18‑Piece Screw Extractor Set – Cr‑Mo & 6542 HSS Cobalt Left‑Hand Drill Bits

6542 HSS Cobalt. The set includesCr‑Mo extractors for high torque strength and6542 HSS cobalt left‑hand drill bits for durability and heat resistance. Extractor Material. Includes6542 HSS cobalt left‑hand drill bits.

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