VALVE SEAT CUTTERS KIT. Milling in the following sizes. 30 DEGREE + 90 DEGREE. 44 MM – 30 DEG. 48.5 MM – 30 DEG. GUIDE STEM 9.460 MM. 1 pc ARBORS ROADS. Feel Free To Ask Any Question. TERMS & CONDITIONS. All our items are delivered to your doorstep. All items will reach you within 8 to 12 days, in most cases we have seen our customers receiving them within a week. We are here to serve you 24×7. The Items we supply are Quality and at low rates as we are manufacturing most of the items.