Precision 3/8" (9.525mm) drill bit with 7mm hexagonal shank for smooth engagement. Designed for aerospace-grade nuts and bolts – meets ISO 2725-1/1174-1 and DIN 3120 standards. High‑performance alloy steel with micro‑matte finish reduces wear and extends tool life. Dynamic‑Drive profile ensures maximum torque and even load distribution for quick, reliable tightening. Thin wall construction improves accessibility in tight spaces – perfect for hand‑tapped fasteners.
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