STOST12A Features: -Chuck Key Master Large. -Large Master Chuck Key. Product Type: -Chuck Keys. Dimensions: Overall Product Weight: -0.45 Pounds.

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Product Review

STOST12A Features: -Chuck Key Master Large. -Large Master Chuck Key. Product Type: -Chuck Keys. Dimensions: Overall Product Weight: -0.45 Pounds.

  • The Stone Tools 4 way chuck key is the ideal tool for unlocking and locking of various, popular drill chucks to keep drill bits in place
  • Each key is made of heat-treated steel with a stainless steel finish for an optimal combination of durability and hardness. Stainless steel adds rust resistance.
  • Center square feature is ideal for opening acetylene tanks
  • Includes 4 pilot hole sizes: 3/8" with 12 teeth; 1/4" with 10 teeth; 5/16" with 11 teeth; 1/4" with 11 teeth

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