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BTA Deep Hole Drill
BTA Deep Hole Drilling Solutions – High-Efficiency Metal Drilling

BigTools offers BTA deep hole drilling systems, delivering high-efficiency drilling with diameters
from 20mm up to 700mm and depth-to-diameter ratios of 400:1. Featuring brazed or indexable heads,
BTA drilling is 5-7x faster than gundrilling,
providing precise, reliable solutions for industries like aerospace, oil, defense, and manufacturing.

Our Top Sellers

CARBIDE GUIDE PADS GP04,05, 06, 07, 08
Tungaloy
CARBIDE GUIDE PADS GP04,05, 06, 07, 08
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LOGT-NDJ/FBM-C （Central inserts）LOGT-NDJ/FBM-C （Central inserts）
Tungaloy
LOGT-NDJ/FBM-C （Central inserts）
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TREPANNING HEAD STS-IN Trepaning head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø305.99 mmTREPANNING HEAD STS-IN Trepaning head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø305.99 mm
Tungaloy
TREPANNING HEAD STS-IN Trepaning head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø305.99 mm
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TREPANNING HEAD STS-EX Trepaning head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø328.00 mmTREPANNING HEAD STS-EX Trepaning head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø328.00 mm
Tungaloy
TREPANNING HEAD STS-EX Trepaning head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø328.00 mm
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COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø40.00 - ø183.99 mmCOUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø40.00 - ø183.99 mm
Tungaloy
COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø40.00 - ø183.99 mm
Product Specifications 1.INSERT   
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COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø25.00 - ø39.99 mmCOUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Tungaloy
COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Product Specifications 1.INSERT   
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COUNTERBORING HEAD STS-IN Counterboring head with internal single start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mmCOUNTERBORING HEAD STS-IN Counterboring head with internal single start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Tungaloy
COUNTERBORING HEAD STS-IN Counterboring head with internal single start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Product Specifications 1.INSERT   
Inquiry
COUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø40.00 - ø291.99 mmCOUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø40.00 - ø291.99 mm
Tungaloy
COUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø40.00 - ø291.99 mm
Product Specifications 1.INSERT   
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COUNTERBORING INSERTS TPMX L-G (for general purpose)COUNTERBORING INSERTS TPMX L-G (for general purpose)
Tungaloy
COUNTERBORING INSERTS TPMX L-G (for general purpose)
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COUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mmCOUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Tungaloy
COUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Product Specifications 1.INSERT   
Inquiry
UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø169.00 - ø183.99 mm, CICT = 7UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø169.00 - ø183.99 mm, CICT = 7
Tungaloy
UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø169.00 - ø183.99 mm, CICT = 7
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
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UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5
Tungaloy
UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
Inquiry
UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø38.00 - ø106.99 mm, CICT = 3UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø38.00 - ø106.99 mm, CICT = 3
Tungaloy
UNIDEX DTS-EX Indexable drill head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø38.00 - ø106.99 mm, CICT = 3
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
Inquiry
UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø233.00 - ø291.99 mm, CICT = 9UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø233.00 - ø291.99 mm, CICT = 9
Tungaloy
UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø233.00 - ø291.99 mm, CICT = 9
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
Inquiry
UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø169.00 - ø232.99 mm, CICT = 7UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø169.00 - ø232.99 mm, CICT = 7
Tungaloy
UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø169.00 - ø232.99 mm, CICT = 7
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
Inquiry
UNIDEX STS-IN Indexable drill head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5UNIDEX STS-IN Indexable drill head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5
Tungaloy
UNIDEX STS-IN Indexable drill head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
Inquiry
UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5
Tungaloy
UNIDEX STS-EX Indexable drill head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø107.00 - ø168.99 mm, CICT = 5
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
Inquiry
UNIDEX STS-IN Indexable drill head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø38.00 - ø106.99 mm, CICT = 3UNIDEX STS-IN Indexable drill head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø38.00 - ø106.99 mm, CICT = 3
Tungaloy
UNIDEX STS-IN Indexable drill head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø38.00 - ø106.99 mm, CICT = 3
Product Specifications 1.INSERT  2.GUIDE PAD GP-DC/GP  
Inquiry
GUIDE PAD GP-DC/GPGUIDE PAD GP-DC/GP
Tungaloy
GUIDE PAD GP-DC/GP
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TPMX R-BG (Provides good chip control in long-chipping steels)TPMX R-BG (Provides good chip control in long-chipping steels)
Tungaloy
TPMX R-BG (Provides good chip control in long-chipping steels)
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