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💎4 in 1 Ratchet Master Key -- For tightening, loosening, securing a variety of chuck sizes.
💎Widely Application -- Fit all major brands. Use with power drill perfectly.
💎Please Confirm the Size Before Purchasing: On 4 Sizes of Chuck -- Works perfectly on 4 sizes of chuck. Ø 7mm, 5.5mm, 6mm, 5.8mm.
💎Use One Key -- For 1/4” (6mm), 3/8” (10mm), 1/2” (13mm) chucks.
💎Smart Design -- For backwards and forwards usage. To keep drill bits firmly in place for difficult jobs.