2020/04/30
Added new variations to Hand / Chuck.

【Hand】
Added Coolant resistant specifications type : Compact wide parallel hand HMF Series
Added new size (φ12, φ20) : Thin wide angle hand HMD Series

【Chuck】
Added With rubber cover type : Powerful chuck with rubber cover CKLG2 Series
Added long stroke type : Powerful chuck CKL2 Series
Added Hollow type : Thin chuck CKS Series