The HTC310-173-FP-BR5-101 is a 2 Cavity Aluminum mould. This mould drops a .310 caliber Plain Base 173 grain bullet with a Flat Point profile type. Designed for Powder coating or HTC Coating. NOE recommends HTC as the simplest and best way to get perfect coated bullets every time. This is an RG2 Removable Guide Style Hollowpoint mould. This mould can be converted to flat point cup point or hollowpoint by changing pins.