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G-Drill® (for Aluminum)
Accuromm is the original manufacturer of the G-Drill in the US. Excellent for multi-step holes in aluminum. High rigidity with better surface finish than twist drills. Offers superior precision drilling in non-ferrous materials and cast iron:
- 2 cutting edges
- 4 guide edges
- Diameter 3mm or larger
- Diameter 5mm or larger with coolant
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- For rough or tap holes
- Coolant capability
- Resistant to bending
- Registered trademark
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PCD G-Drill® (for Aluminum)
- 2 cutting edges
- 4 guide edges
- Diameter 3mm or larger
- Diameter 5mm or larger with coolant
- For rough or tap holes
- Coolant capability
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- Excellent surface finish
- More machining before regrinding compared to carbide
- Higher feed and speed compared to carbide
- Registered trademark
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G-Drill® with Tialn Coating
- 2 cutting edges
- 4 guide edges
- Diameter 3mm or larger
- Diameter 5mm or larger with coolant
- Also can be designed with PCD
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- Registered trademark
- Many coating options available (e.g. Tin, TiALN, DLC and Diamond Coating)
- Aluminum and cast iron applications
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G-Drill® (for Cast Iron)
- 2 cutting edges
- 4 guide edges
- Diameter 3mm or larger
- Diameter 5mm or larger with coolant
- For rough or tap holes
- Coolant capability
- Resistant to bending
- Registered trademark
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Twist Drill
- 2 helical flutes
- 4 guide edges
- High feed rates
- Excellent chip evacuation
- Deep hole drilling
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GA-Drill (for Aluminum)
- Rough and finish in one process
- 2 rough cutting edges
- 4 guide edges
- 2 finish edges
- Can be designed with PCD
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G-7 (Patented, for Aluminum)
The G-7 drill application applies to drilling and reaming of holes requiring close tolerances and high finishes. This unique design enables a precise hole tolerance to be maintained while also providing a burnished surface finish, all in one application. Tools are also manufactured with brazed steel shanks to accommodate cost savings for our customers.
- 2 cutting edges
- 4 reaming edges
- 4 guide edges
- Rough and finish in one pass
- Can hold h7 tolerance
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- Also can be designed with PCD
- For applications that need high finish and tight tolerances
- Patented
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PCD G-7® Drill (for Aluminum)
- Rough and finish in one pass
- Drill edge is usually carbide PCD can be added if necessary
- PCD reaming edge
- Coolant capability
- Excellent surface finish
- Can hold h7 tolerance
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- For applications that need high finish and tight tolerances
- More machining before regrinding compared to carbide
- Higher feed and speed compared to carbide
- Patented
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G3 Drill
Best suited for aluminum and aluminum alloy with low silicon, copper and zinc alloys, iron and nodular cast iron. Self-centering with feed rates 3x that of the G-Drill reduces cycle time.
- Self centering
- Straight flute
- Small, curled chips
- Extra flute-pocket volume - easy chip evacuation
- No hole preparation
- Through coolant available
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GF-Drill (for Cast Iron)
- 2 cutting edges
- 4 reaming edges
- 6 guide edges
- Rough and finish in one pass
- Designed for cast iron applications
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Brazed Cutter
- 2 carbide cutting edges
- Coolant capability
- Steel body construction for cost reduction
- Many different styles depending on application
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