चतुरङ्गुलो धनुर्ग्रहः ॥ कZ_०२.२०.०८ ॥
caturaṅgulo dhanurgrahaḥ
دھنُرگْرَہ (کمان کی گرفت) چار اَنگُل کا ہوتا ہے۔
It standardizes production and inspection, reduces failure risk in combat, and enables predictable procurement and inventory control.