
GBP 57 Full radius Groove width w 27 3738 27 3735 27 3737 27 3739 27 3749 27 3746 Tolerance groove width w 21H 21L 21L 21J 21J 21J Grooving insert full radius mm HB7010 HB7020 HB7215 HB7310 PCD CBN825 mm 2 eShop eShop eShop eShop eShop eShop ±0.03 3 eShop eShop eShop eShop eShop eShop ±0.03 4 eShop eShop eShop eShop eShop eShop ±0.04 5 – eShop – – eShop eShop ±0.04 6 – eShop – – eShop eShop ±0.04 P P K N N H M M – – – – 10 10 10 10 1 1 Chip breaker GC GC GC GC GMP – ap mm 0.3 – 1.3 0.3 – 1.8 0.3 – 1.3 0.3 – 1.8 0.05 – 2 0.03 – 0.2 f mm/rev. 0.05 – 0.4 0.05 – 0.5 0.05 – 0.4 0.06 – 0.22 0.08 – 0.9 0.1 – 0.5 vc main application m/min 70 – 230 60 – 220 90 – 300 200 – 500 200 – 650 80 – 180 vc secondary application m/min 70 – 150 60 – 140 – – – – Grooving inserts Double-ended grooving inserts for grooves < 3 mm DIN DIN 471 472 Application: With grooving toolholder for insert width 3 mm. Note: The tool holders must be suitably reworked to suit the groove width. w ar Groove width w 27 3665 for retaining ring to DIN471/472 ar 21L Grooving insert mm HB7010 mm mm 0,5 eShop 10 0.4 1.3 0,7 eShop 10 0.6 1.3 0,8 eShop 10 0.7 1.3 0,9 eShop 10 0.8 1.3 1,15 eShop 10 1 1.4 1,35 eShop 10 1.2 1.6 1,65 eShop 10 1.5 1.9 1,90 eShop 10 1.75 2.15 2,15 eShop 10 2 2.4 2,65 eShop 10 2.5 2.9 P K vc main application m/min 140 – 220 vc secondary application m/min 140 – 220 Double-ended grooving inserts for grooves < 3 mm, set 27 Type 27 3667 Content: Content: 21L 2× each No. 273665 1× each No. 273665 Set of grooving inserts HB7010 0,9-2,65 eShop Size 0.9; 1.15; 1.35; Size 1.65; 1.90; 2.15; 2.65 P K vc main application m/min 140 – 220 vc secondary application m/min 140 – 220 885