TRUSCO hex wrench 4.0 mm 10 pieces

[Features]● Chamfering on both ends makes it easy to insert into a hexagonal hole. ●Excellent heat treatment provides stable quality. ●Hardness is HRC48-56. ●Those 8 mm or more are coated with cationic electrodeposition to keep hands clean.

[Use]
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[Specifications] - Width across flats (mm): 4.0 - Neck dimension (mm): 23 - Overall length (mm): 72 - Hardness: HRC48-56

[Specification 2]
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[Material/Finish] ● Chrome vanadium steel (19 mm or less), Chrome molybdenum steel (21 mm or more) ● Surface treatment: Black oxide (10 mm or less), cationic electrodeposition coating (12 mm or more)

[Set contents/accessories]
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【Note】
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