Sprockets

Features: 1) European standards finished bore sprockets 2) For roller chains DIN8187-ISO/R 606 3) Teeth: inductioned hardness (HRc45-55) 4) Final bore tolerance: H7 5) Roughness value: RA 1,6 6) Keyway to DIN6885/BS 4235 7) Located on center line of tooth 8) Two grub screw holes 9) Specifications: a) 06B: i) Size: 3/8" x 7/32" ii) Pitch-9.525mm iii) Roller: Φ6.35 b) 08B: i) Size: 1/2"5/16" ii) Pitch: 12.70mm iii) Roller: Φ8.51 c) 10B: i) Size: 5/8" x 3/8" ii) Pitch: 15.875mm iii) Roller: Φ10.16mm d) 12B: i) Size: 3/4" x 7/16" ii) Pitch: 19.05mm iii) Roller: Φ12.07mm e) 16B: i) 1"/17.02mm ii) Pitch: 25.40mm iii) Roller: Φ15.875mm f) 20B: i) 1"1/4 x 3/4" ii) Pitch: 31.75mm iii) Roller: Φ19.05mm