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TOHATSU Tokyo started in 1924. The main products of TOHATSU Company are standard power springs and TOHATSUISO standard springs for circular wire springs and molds. We have developed many products on the principle of customer needs, and their excellent quality has been highly appraised around the world. TOHATSU spring compression: do not use more than great compression, over it will cause shortened spring length, reduced life, or even fracture. Service life of TOHATSU spring: through strict process management and quality management, with service life of 1 million times at normal temperature (below 40 ℃).

Specification classification:

Compressed spring (Qin steel): LR, MR, AY, AR, AF, AL, AT, AM, AH, AB, NAL, NAM

Compressed spring (stainless steel): OV, OY, OR, OF, OL, OT, OM, OH, OB

Stretch spring (Qin steel): WWA, WWY, TWY, WWU, TWU, WWS, TWS, WWF, WWT, TWT, AFSP, BAFSP, DWS

Stretch spring (stainless steel): WUA, WUY, TUY, WUU, TUU, WUS, YUSS, WUT, TUT, OFSP, BOFSP, DUS

Daily Standard: TF30-45(Yellow), TL30-45(Blue), TM30-45(Red), TH30-45(Green), TB30-45(Brown), TD 447-250 (49-30-300-2570N), TE570-300 (73-47-300-4944N)

Large compression spring: TR14.5-75(gray white), TU14.5-75(light blue), TY14.5-75(purple)

European Standard: TJL40-152(green), TJM40-152(blue), TJH40-152(red), TJB40-152(yellow)