Compare Omega 16IR Partial Profile (55°) Internal Threading Inserts Coating: OP2130 (Tialn + Tin) Form: Partial Profile (55 deg) Internal Insert: 16IR / 3IR MSRP inc. Vat : Was ex. Vat: Price Now £9.84 inc. VAT £8.20 ex. VAT Dispatches in 24 hours Choose Options Add to Your List