Herramientas Para Perforacion y Mineria Co., Ltd. is a professional manufacturer of strata control tools, equipments and accessories, such as Rock Bolts, Anchors, Soil Nails, Plates, Nuts(Rebar bolts, Thread-bar Friction Self drilling anchors Cable ...

In 1986, Jaffa Precision Engineering began conducting business as Screw Products in Santa Ana, California. originated a quality minded screw machine shop. For over fifteen years, we have provided variety of precision parts and are an approved vendor for the ...