Specifications:
No.0: Length 54mm, Coated Length 9mm, Shank Diameter 1.2mm, Max Drilling Depth 2.5mm
No.1: Length 53mm, Coated Length 8mm, Shank Diameter 1.1mm, Max Drilling Depth 2.0mm
No.2: Length 52mm, Coated Length 6mm, Shank Diameter 1.0mm, Max Drilling Depth 1.8mm
No.3: Length 42mm, Coated Length 5mm, Shank Diameter 0.8mm, Max Drilling Depth 1.5mm
No.4: Length 40mm, Coated Length 4mm, Shank Diameter 0.7mm, Max Drilling Depth 1.2mm
No.5: Length 38mm, Coated Length 4mm, Shank Diameter 0.6mm, Max Drilling Depth 1.0mm
No.6: Length 38mm, Coated Length 4mm, Shank Diameter 0.5mm, Max Drilling Depth 0.8mm
No.7: Length 32mm, Coated Length 3mm, Shank Diameter 0.3mm, Max Drilling Depth 0.6mm
Package Includes: 100 pieces/pack
Craftsmanship: Electroplated diamond coating for exceptional wear resistance and durability
Materials: Industrial-grade diamond, high-speed alloy steel
Compatibility: Suitable for drill presses, bench drills, and most power drills
Applications: Precision drilling for hard materials including gemstones, jade, agate, amber,
jadeite, crystal, river stones, ceramic tiles, etc.
Usage Instructions:
1.Maintain high-speed rotation for smooth operation.
2.Apply light pressure during drilling to prevent bit breakage.
3.Use water cooling during prolonged use to extend bit life and ensure clean holes.
