CUTTING TOOLS Drills 1
DRILLS — SPOT WELD
COBALT SPOT WELD DRILL BITS
Overall Length Inches
Flat Length Inches
Special Spot Weld Tips
Dia.
Type
Part No.
SPOT WELD DRILL BITS
G97.10080 G97.10083 G97.10085 G97.10081 G97.10095 G97.10084 G97.10082
M6.5
1.56 1.69 1.75 2.25 3.62 1.75 2.25
.44 .75
Single End Single End Single End Single End Double End Single End Single End
Diameter
Overall Length
Part No.
M8 M8 M8 M8
None None None None None
G61.16.65 G61.17.8
M6.5
90 mm 90 mm
M8
M10 M10
• 3 Flats on the shanks - virtually eliminates chuck slippage • Gold surface treated • M7 High Speed Tool Steel to handle hard welds • Made in the U.S.A. with ShopPro Quality
• Special Spot Weld Tip • Cobalt Steel Allows 30% greater drill speed than high speed steel
• For use in pneumatic drill • Heavy-Duty Spur Point • Made in USA
TIN COATED COBALT SPOTWELD DRILL BIT
Overall Length
Part No.
Dia.
6
COBALT HIGH SPEED STEEL SPOT WELD DRILL BIT
G97.10096 G97.10097
M8
2.25 2.25
Flat Length Inches
Type
Part No.
Diameter Overall Length
M10
• Titanium Coated M-42 cobalt steel spotweld drill • Designed for use in high strength high alloy steel commonly used in the automobile industry. • TIN coating doubles the tool life by giving additional lubricity. • TIN coated drills require a slower speed (490 RPM) than standard drills (1800 RPM) when drilling difficult materials. • Heavy-Duty Spur Point
G97.10100 G97.10101
M8 M8
80 mm None 80mm none
Single End
Single End titanium coated
• Specialized head for efficient cutting of spot welds and maximum usage life of bit • High speed steel and cobalt composition • 8.0 mm or 5/16th is most popular spot weld bit size • 80 mm length for use in any drill
MARKSMAN SPOT WELD DRILL BITS For use in electric drills Dia. Flute Length Type Overall Length
BORON SPOTWELD CUTTER G60.6070 • Cutter Size: M8 • Overall length: 2,25” • Made from Solid Carbide • Double coated for extra durability • Self centering point • Use in spotweld “guns” only • Removes spotwelds in boron and other ultra high strength steels • Recommended 900-1000 RPM
Material
Part No.
G61.17.9
M8 M8
70mm 40mm Single End HSS 70mm 40mm Single End Cobalt**
G97.10079
• HSS Improved centering tip is suitable for high strength car body sheets • Optimised geometry of the tip allows for a longer service life than conventional spot weld drills • Suitable for use in any standard drill • Designed to drill out spot weld without drilling into the 2nd panel • **Denotes Cobalt • Black oxide and lubricity treated
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6-1-13
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