Universal for Hot Fusion/Cold Connection. Compatible with 98% of cutting tool brands in the market (Fujikura CT-06 CT-08 CT-30 CT-50, Sumitomo FC-6S FC-8R, Furukawa S-326, Inno V7, Jilong KL-21L, etc.). Easy installation, prolonged cutting cycles, precise cutting with an angle <0.5°. Ultra-fine tungsten steel ensures precise cutting, excellent wear resistance, and meticulous craftsmanship. Widely applicable to cutting tools of various fiber optic brands.

Grade	ISO Code	Physical Mechanical Properties (≥)			Application
		Density g/cm3	Hardness(HRA)	T.R.S N/mm2
YG3X	K05	15.0-15.4	≥91.5	≥1180	Suitable for precision machining of cast iron and non-ferrous metals.
YG3	K05	15.0-15.4	≥90.5	≥1180
YG6X	K10	14.8-15.1	≥91	≥1420	Suitable for precision machining and semi-finishing of cast iron and non-ferrous metals, as well as for processing of manganese steel and quenched steel.
YG6A	K10	14.7-15.1	≥91.5	≥1370
YG6	K20	14.7-15.1	≥89.5	≥1520	Suitable for semi-finishing and rough machining of cast iron and light alloys, and can also be used for rough machining of cast iron and low alloy steel.
YG8N	K20	14.5-14.9	≥89.5	≥1500
YG8	K20	14.6-14.9	≥89	≥1670
YG8C	K30	14.5-14.9	≥88	≥1710	Suitable for inlaying rotary impact rock drilling and rotary impact rock drilling bits.
YG11C	K40	14.0-14.4	≥86.5	≥2060	Suitable for inlaying chisel-shaped or conical teeth bits for heavy-duty rock drilling machines to tackle hard rock formations.
YG15	K30	13.9-14.2	≥86.5	≥2020	Suitable for tensile testing of steel bars and steel pipes under high compression ratios.
YG20	K30	13.4-13.8	≥85	≥2450	Suitable for making stamping dies.
YG20C	K40	13.4-13.8	≥82	≥2260	Suitable for making cold stamping and cold pressing dies for industries such as standard parts, bearings, tools, etc.
YW1	M10	12.7-13.5	≥91.5	≥1180	Suitable for precision machining and semi-finishing of stainless steel and general alloy steel.
YW2	M20	12.5-13.2	≥90.5	≥1350	Suitable for semi-finishing of stainless steel and low alloy steel.
YS8	M05	13.9-14.2	≥92.5	≥1620	Suitable for precision machining of iron-based, nickel-based high-temperature alloys, and high-strength steel.
YT5	P30	12.5-13.2	≥89.5	≥1430	Suitable for heavy-duty cutting of steel and cast iron.
YT15	P10	11.1-11.6	≥91	≥1180	Suitable for precision machining and semi-finishing of steel and cast iron.
YT14	P20	11.2-11.8	≥90.5	≥1270	Suitable for precision machining and semi-finishing of steel and cast iron, with moderate feed rate. YS25 is specially designed for milling operations on steel and cast iron.
YC45	P40/P50	12.5-12.9	≥90	≥2000	Suitable for heavy-duty cutting tools, providing excellent results in rough turning of castings and various steel forgings.
YK20	K20	14.3-14.6	≥86	≥2250	Suitable for inlaying rotary impact rock drilling bits and drilling in hard and relatively hard rock formations.