COBALT DRILL BITS

Engineered for industrial-grade drilling through hardened metals, stainless steel, and abrasive alloys with superior heat resistance and durability.

Engineered for industrial-grade drilling through hardened metals, stainless steel, and abrasive alloys with superior heat resistance and durability.
Key Features
• Premium HSS Cobalt construction for maximum thermal stability and longevity.
• High-performance Roto engineering ensures precise, clean-cut holes every time.
• Precision-ground spiral design facilitates rapid and efficient chip removal.
• Straight shank design offers secure gripping for enhanced user control.
• Manufactured to German standards for universal compatibility with standard drills.
PART NO DIAMETER TOTAL LENGTH WORKING LENGTH PART NO DIAMETER TOTAL LENGTH WORKING LENGTH
RT-34012 1 mm 34 mm 12 mm RT-34039 12.5 mm 180 mm 104 mm
RT-34013 1.5 mm 40 mm 18 mm RT-34040 13 mm 180 mm 104 mm
RT-34014 2 mm 49 mm 24 mm RT-34041 13.5 mm 180 mm 104 mm
RT-34015 2.5 mm 57 mm 30 mm RT-34042 14 mm 180 mm 104 mm
RT-34016 3 mm 61 mm 33 mm RT-34043 14.5 mm 180 mm 104 mm
RT-34017 3.2 mm 70 mm 39 mm RT-34044 15 mm 180 mm 104 mm
RT-34018 3.5 mm 75 mm 43 mm RT-34045 15.5 mm 180 mm 104 mm
RT-34019 4 mm 80 mm 47 mm RT-34046 16 mm 180 mm 104 mm
RT-34020 4.2 mm 86 mm 52 mm RT-34047 16.5 mm 180 mm 104 mm
RT-34021 4.5 mm 93 mm 57 mm RT-34048 17 mm 180 mm 104 mm
RT-34022 5 mm 93 mm 57 mm RT-34049 17.5 mm 180 mm 104 mm
RT-34023 5.2 mm 101 mm 63 mm RT-34050 18 mm 180 mm 104 mm
RT-34024 5.5 mm 109 mm 69 mm RT-34051 18.5 mm 180 mm 104 mm
RT-34025 6 mm 109 mm 69 mm RT-34052 19 mm 180 mm 104 mm
RT-34026 6.2 mm 117mm 75 mm RT-34053 19.5 mm 180 mm 104 mm
RT-34027 6.5 mm 117 mm 75 mm RT-34054 20 mm 180 mm 104 mm
RT-34028 7 mm 125 mm 81 mm RT-34055 20.5 mm 180 mm 104 mm
RT-34029 7.5 mm 125 mm 81 mm RT-34056 21 mm 180 mm 104 mm
RT-34030 8 mm 133 mm 87 mm RT-34057 21.5 mm 180 mm 104 mm
RT-34031 8.5 mm 133 mm 87 mm RT-34058 22 mm 180 mm 104 mm
RT-34032 9 mm 142 mm 94 mm RT-34059 22.5 mm 180 mm 104 mm
RT-34033 9.5 mm 142 mm 94 mm RT-34060 23 mm 180 mm 104 mm
RT-34034 10 mm 151 mm 101 mm RT-34061 23.5 mm 180 mm 104 mm
RT-34035 10.5 mm 151 mm 101 mm RT-34062 24 mm 180 mm 104 mm
RT-34036 11 mm 151 mm 101 mm RT-34063 24.5 mm 180 mm 104 mm
RT-34037 11.5 mm 160 mm 104 mm RT-34064 25 mm 180 mm 104 mm
RT-34038 12 mm 180 mm 104 mm RT-34065 25.5 mm 180 mm 104 mm

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Roto is a leading provider of high-quality
tools and safety equipment