Sinolite Tools Limited
China 7pcs Multi-Purpose Drill Bits Set Inch Size (1/8"-1/2" by 1/16" increments) manufacturer |
Payment Terms: | T/T,L/C |
Place of Origin: | Zhejiang, China (Mainland) |
In USA Showroom : |
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1) Product: 7pcs inch size Multi-Purpose Drill Bits
1/8"-1/2" by 1/16" increments
size of 7pcs: 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"
2)Picture of multi-purpose drill bits 7pcs/set
3)Drilling instructions
Please follow the speed and technique instructions below
Hardened Steel and Iron 2000—4000 RPM (Lubricant)
Masonry/Concrete 2000—4000 RPM (Percussion)
Stainless Steel 1500—2500 RPM (Coolant)
Glass/Tile/Granite 300—600 RPM
Plastic and Laminates 300—600 RPM
Solid Surface Materials 300—600 RPM
Wood and Composite 500—1000 RPM