SPANNER Insert Bits

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SPANNER Insert Bits

  • Industrial Quality for professionals
  • 1/4″ Hex Shank
  • Heat-treated S2 shock resistant tool steel with HRc 60 hardness
  • CNC machine grounded bit for exact dimensions and an optimal fit with fasteners
  • Packaged as 50 bits per bag


Sygma industrial grade spanner insert bits are ideal for professionals to drive spanner security screws in control panels. The 1/4″ hex shank makes the spanner insert bits compatible with many popular brands of power drill chucks. CNC computer generated tip ensures a firm, strong grip with fasteners and screws.

S2 shock resistant, heat-treated tool steel maximizes durability and performance. Thus, our insert bits have an optimal combination of price and quality.


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Tip Styles X LengthPart NO.
#4 x 1"05-SP4
#6 x 1"05-SP6
#8 x 1"05-SP8
#10 x 1"05-SP10
#12 x 1"05-SP12
#14 x 1"05-SP14