Sealey · Hss Drill Bits

Sealey Worksafe HSS Twist Drill Bit

The Sealey Worksafe HSS Twist Drill Bit Ø5.5mm provides an intermediate diameter for specific engineering applications. Supplied as a single drill bit, the 5.5mm size is particularly useful for pilot holes before tapping M7 or M8 threads, reaming operations, and applications requiring clearances that standard 5mm or 6mm bits cannot provide. This size is valued in precision engineering, automotive work, and machinery maintenance where exact hole dimensions are critical for proper component fit and assembly. Features and Benefits: • 5.5mm diameter for specialist engineering requirements • Ideal for M7/M8 tapping pilot holes • Single pack for precision applications • HSS construction ensures accurate, clean holes • Perfect for automotive and precision engineering work Specifications: Brand: Sealey Size: Ø5.5 x 85mm

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