चतुरङ्गुलो धनुर्ग्रहः ॥ कZ_०२.२०.०८ ॥
caturaṅgulo dhanurgrahaḥ
弓握(dhanur-graha)为四 aṅgula。
It standardizes production and inspection, reduces failure risk in combat, and enables predictable procurement and inventory control.