A hacksaw blade is specified by its

A. Length

B. Material

C. Width

D. Number of teeth

Answer: Option A

Solution(By Examveda Team)

The specification of a hacksaw blade is primarily based on its material. The material determines the blade's hardness, toughness, and suitability for cutting different types of materials. The length, width, and number of teeth are also important factors, but when asked about the specification, the material is the most critical characteristic to consider.
Therefore, the correct answer is Option B: Material.