• Use Long Life chop saw wheels on small cross section workpieces . It is the user’s responsibility to refer to and comply with ANSI B7 . 1 12 Relative Wheel Life Test done with 14 X 7/64 X 1 Chop Saw Toolroom Reinforced Cut - Off Wheels Engineered Reinforced Cut - off Wheels – Provide precision, thin cut Features: Benefits: Aluminum Oxide – OBNA2 Bond Wheels • Side reinforced, resin bond • Yields maximum cut rate and minimum kerf loss; ideal when thin   cut is desired   Catalog 5 Pc . 10 Pc . Size Max . RPM Std . Pkg . Spec . Order No . Price Ea . Price Ea . Price Ea . 6 x . 035 x 1/2 10,190 25 A60 - OBNA2 NOR35053 $   8 . 54 $   8 . 11 $   7 . 69 6 x . 035 x 1 - 1/4 10,190 25 A60 - OBNA2 NOR35055 8 . 97 8 . 52 8 . 07 6 x . 060 x 1 - 1/4 10,190 25 A60 - OBNA2 NOR35165 8 . 97 8 . 52 8 . 07 7 x . 035 x 1/2 8,730 25 A60 - OBNA2 NOR38786 10 . 44 9 . 92 9 . 40 7 x . 035 x 1 - 1/4 8,730 25 A60 - OBNA2 NOR38788 10 . 44 9 . 92 9 . 40 7 x . 060 x 1 - 1/4 8,730 25 A60 - OBNA2 NOR38796 10 . 44 9 . 92 9 . 40 8 x . 035 x 1 - 1/4 7,640 25 A60 - OBNA2 NOR42980 12 . 36 11 . 74 11 . 12 8 x . 060 x 1/2 7,640 25 A60 - OBNA2 NOR43009 12 . 36 11 . 74 11 . 12 8 x . 060 x 1 - 1/4 7,640 25 A60 - OBNA2 NOR42983 12 . 36 11 . 74 11 . 12 Type 01 Flat Cutting - Off • Reinforced cut - off wheels are designed to resist breakage caused by severe cross - bending and are required on any operation where the work is not securely clamped . It is the user’s responsibility to refer to and comply with ANSI B7 . 1 205% 100% 20% Norton Charger ZA/AO Norton Gemini A/O Competitive A/O