The machines are used to roll threads on screw blanks with various different heads, using two screw-rolling dies. The thread accuracy reaches Grade B. the machines are suitable for volume production of fastener parts.

type No	thread rolling	productivety (pc/min)	motor power	machine weight(kg)	outer form size
Z25-4	M2-M4	80	1.1kw	300	1100×700×1000
Z25-6	M4-M6	70	1.5kw	400	1300×800×1100
Z25-8	M6-M8	60	3kw	600	1500×1100×1400
Z25-10	M6-M10	55	4kw	800	1600×1100×1450
Z25-12	M6-M12	50	5.5kw	900	2000×1200×1500
Z25-16	M8-M16	45	7.5kw	1500	2500×1000×1500
Z25-20	M14-M20	35	11kw	3500	3000×1300×1800
Z25-24	M14-M27	35	15kw	5000	3500×1400×1800