• Each end shall be square with the axis of each arm within 4 deg, and edges may be sharp or chamfered at the option of the manufacturer. The chamfer shall not exceed the values listed.
  • Any truncation or rounding of hexagon corners within the specified across-corner dimensions shall be evident on all corners.
  • Material (Steel Alloy). Hexagon keys and bits shall be fabricated from an alloy steel having two or more of the following alloying elements: chromium, nickel, molybdenum, or vanadium, in sufficient quantity to assure that the specified minimum hardness of 48 HRC at the surface for sizes up to and including 3/8 in., and 45 HRC for sizes over 3/8 in., is met when hexagon keys and bits are hardened by quenching from the austenitizing temperature and tempered.
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Item #

Description

Nominal Size or Basic Product Dia.

Max. (W)

Max. (Y)

Max. (B)

Max. Short Arm Series (C)

Min. (R)

N/A Hexagon Key and Bit, 2.000" Nominal Dia. N/A 2 in N/A 2.0000 in N/A 2.2939 in N/A 4.750 in N/A 17.500 in N/A 2.000 in
N/A Hexagon Key and Bit, 2.250" Nominal Dia. N/A 2-1/4 in N/A 2.2500 in N/A 2.5807 in N/A 5.250 in N/A 19.500 in N/A 2.250 in
N/A Hexagon Key and Bit, 2.750" Nominal Dia. N/A 2-3/4 in N/A 2.7500 in N/A 3.1541 in N/A 6.250 in N/A 23.500 in N/A 2.750 in
N/A Hexagon Key and Bit, 3.000" Nominal Dia. N/A 3 in N/A 3.0000 in N/A 3.4409 in N/A 6.750 in N/A 25.500 in N/A 3.000 in
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