
GBP 57 HELIGRIP toolholder 27 3766/3767 Size 16/3; 16/4 – Straight design (Figure 1). Size 20/3; 25/3; 20/4; 25/4; 20/5; 25/5; 25/6 – Version with radius (figure 2). Suitable for: Inserts No. 273403 – 273413. Application: For groove turning, grooving and parting off. 27 3766_25/3 2 t 1 L1 CUTDIA H HF WB HBH CWN-CWX L B t WF Shank size / groove 27 3766 27 3767 tmax L1 L CWX CUTDIA WF WB 26D 26D width w HELIGRIP HELI toolholder mm right-hand left-hand mm mm mm mm mm mm mm 16/3 (eShop) (eShop) 12 30 135 3.18 – 14.8 2.4 20/3 (eShop) (eShop) – 29 140 3.18 40 18.8 2.4 25/3 (eShop) (eShop) – 36.4 140 3.18 40 23.8 2.4 16/4 (eShop) (eShop) 12 29 135 4.76 – 14.4 3.2 20/4 (eShop) (eShop) – 42 140 4.76 50 18.4 3.2 25/4 (eShop) (eShop) – 42 140 4.76 50 23.4 3.2 20/5 (eShop) (eShop) – 42 140 5 50 17.9 4.2 25/5 (eShop) (eShop) – 42 140 5 50 22.9 4.2 25/6 (eShop) (eShop) – 51.4 140 6.35 60 22.4 5.2 HELIGRIP compact toolholder Suitable for: Inserts No. 273403 – 273413. Application: For face grooving and facing. 27 3768_100-140 L1 HF H OAH t WF2 CW HB H DAXN -DAXX WF B t 27 L ⌀ range / cut 27 3768 Groove tmax L1 B L HBH OAH WF H 26D DAXN-DAXX width w HELIGRIP HFHR compact toolholder reinforced mm right-hand mm mm mm mm mm mm mm mm mm 40-48 (eShop) 4 25 44 20 140 – 31 20.6 20 100-140 (eShop) 4 25 44 25 150 – 37 25.74 25 140-240 (eShop) 4 25 44 25 150 – 37 25.6 25 35-40 (eShop) 5 20 39 20 140 – 31 21 20 130-180 (eShop) 5 32 51 25 150 – 37 26 25 180-800 (eShop) 5 32 51 25 150 – 37 26 25 100-180 (eShop) 6 32 51 25 150 – 37 26.4 25 180-400 (eShop) 6 32 51 25 150 3 40 26.4 25 400-3000 (eShop) 6 32 51 25 150 3 40 26.4 25 886