सधनुर्मुष्टिः कुष्कुः कंसो वा ॥ कZ_०२.२०.१४ ॥
sadhanurmuṣṭiḥ kuṣkuḥ kaṃso vā
The sadhanurmuṣṭi is also called kuṣku or kaṃsa.
To prevent disputes and deliberate ambiguity in procurement, land measurement, and engineering specifications.