You are here: Home > Other CNC Router Bits > Onsrud Cutters > Aluminum Cutters > Spiral Router Bits
Spiral Router Bits for all your Spiral Router Bit applications.
Sort By:
Page of 3
40-153x3  -  7/32" 2 Edge Spiral Upcut  -  High Speed Steel 3 Pack ****Sold as 3 pack due to minimum order requirements from Onsrud**** 1/4" 2 Edge Spiral Upcut  -  High Speed Steel 40-025x2  -  21/64" 1 Edge Spiral Upcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud****
40-107x5- 1/4" 2 Edge Spiral Upcut - High Speed Steel (5 pack)
List Price: $51.00
USRT Price: $43.35
Save $7.65!
Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal. Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal. Designed for routing applications where speed and chip removal are primary considerations.  This bit is also recommended when grooving, slotting, or blind routing.
1/8" 1 Edge Spiral Upcut  -  High Speed Steel 40-124x2  -  5/16" 2 Edge Spiral Downcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud**** 40-134x2  -  3/8" 2 Edge Spiral Downcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud****
Designed for routing applications where speed and chip removal are primary considerations.  This bit is also recommended when grooving, slotting, or blind routing. Provides a smoother finish than single flute in trimming and sizing. Recommended when chip flow should be directed down to protect the finish on the top of the material being cut. Provides a smoother finish than single flute in trimming and sizing. Recommended when chip flow should be directed down to protect the finish on the top of the material being cut.
40-137x2  -  1/2" 2 Edge Spiral Upcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud**** 40-023x2  -  5/16" 1 Edge Spiral Upcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud**** 1/8" 2 Edge Spiral Upcut
Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal. Designed for routing applications where speed and chip removal are primary considerations.  This bit is also recommended when grooving, slotting, or blind routing. Designed for pocketing applications where the bottom of the pocket must be smooth.
40-138x2  -  1/2" 2 Edge Spiral Downcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud**** 40-116x3  -  5/16" 2 Edge Spiral Downcut  -  High Speed Steel (3 Pack) 1/4" 2 Edge Spiral Downcut  -  High Speed Steel
40-116x3 - 5/16" 2 Edge Spiral Downcut - High Speed Steel (3 Pack)
List Price: $55.05
USRT Price: $46.79
Save $8.26!
40-108x5 - 1/4" 2 Edge Spiral Downcut - High Speed Steel (5 Pack)
List Price: $55.75
USRT Price: $47.39
Save $8.36!
Provides a smoother finish than single flute in trimming and sizing. Recommended when chip flow should be directed down to protect the finish on the top of the material being cut. Provides a smoother finish than single flute in trimming and sizing. Recommended when chip flow should be directed down to protect the finish on the top of the material being cut. Provides a smoother finish than single flute in trimming and sizing. Recommended when chip flow should be directed down to protect the finish on the top of the material being cut.
3/8" 2 Edge Spiral Upcut 52-100  -  5/16" 2 Edge Spiral Upcut   57-120  -  3/8" 2 Edge Spiral Downcut
52-120 - 3/8" 2 Edge Spiral Upcut
List Price: $56.50
USRT Price: $48.03
Save $8.47!
52-100 - 5/16" 2 Edge Spiral Upcut
List Price: $56.50
USRT Price: $48.03
Save $8.47!
57-120 - 3/8" 2 Edge Spiral Downcut
List Price: $56.50
USRT Price: $48.03
Save $8.47!
Designed as a general purpose spiral with several times the life of its high speed steel counterpart.  This bit should be used when upward chip flow is preferred. Designed as a general purpose spiral with several times the life of its high speed steel counterpart.  This bit should be used when upward chip flow is preferred. Designed as a general purpose spiral with several times the life of its high speed steel counterpart.  This bit should be used when downward chip flow is preferred.
40-033x2  -  3/8" 1 Edge Spiral Upcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud**** 40-131x3  -  3/8" 2 Edge Spiral Upcut  -  High Speed Steel 3 Pack ****Sold as 3 pack due to minimum order requirements from Onsrud**** 40-140x2  -  1/2" 2 Edge Spiral Downcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud****
Designed for routing applications where speed and chip removal are primary considerations.  This bit is also recommended when grooving, slotting, or blind routing. Designed and toleranced for air routers with guide bushings. Provides a smoother finish than single flute in trimming and sizing. Recommended when chip flow should be directed down to protect the finish on the top of the material being cut.
1/4" 2 Edge Spiral Downcut  -  High Speed Steel 40-105x5  -  1/4" 2 Edge Spiral Upcut  -  High Speed Steel (5 Pack) 40-135x2  -  3/8" 2 Edge Spiral Upcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud****
40-106x5 - 1/4" 2 Edge Spiral Downcut - High Speed Steel (5 Pack)
List Price: $59.00
USRT Price: $50.15
Save $8.85!
40-105x5 - 1/4" 2 Edge Spiral Upcut - High Speed Steel (5 Pack)
List Price: $59.50
USRT Price: $50.58
Save $8.92!
Provides a smoother finish than single flute in trimming and sizing. Recommended when chip flow should be directed down to protect the finish on the top of the material being cut. Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal. Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal.
40-139x2  -  1/2" 2 Edge Spiral Upcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud**** 40-123x2  -  5/16" 2 Edge Spiral Upcut  -  High Speed Steel 2 Pack ****Sold as 2 pack due to minimum order requirements from Onsrud**** 40-115x3  -  5/16" 2 Edge Spiral Upcut  -  High Speed Steel (3 Pack)
40-115x3 - 5/16" 2 Edge Spiral Upcut - High Speed Steel (3 Pack)
List Price: $63.45
USRT Price: $53.93
Save $9.52!
Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal. Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal. Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal.
1/4" 1 Edge Spiral Upcut  -  High Speed Steel 40-005x5  -  1/4" 1 Edge Spiral Upcut  -  High Speed Steel 5 Pack ****Sold as 5 pack due to minimum order requirements from Onsrud**** 1/4" 2 Edge Spiral Upcut  -  High Speed Steel
40-111x5 - 1/4" 2 Edge Spiral Upcut - High Speed Steel (5 Pack)
List Price: $63.75
USRT Price: $54.19
Save $9.56!
Designed for routing applications where speed and chip removal are primary considerations.  This bit is also recommended when grooving, slotting, or blind routing. Designed for routing applications where speed and chip removal are primary considerations.  This bit is also recommended when grooving, slotting, or blind routing. Designed and toleranced for air routers with guide bushings.
40-112x5  -  1/4" 2 Edge Spiral Downcut  -  High Speed Steel (5 Pack) 40-121x3  -  5/16" 2 Edge Spiral Upcut  -  High Speed Steel 3 Pack ****Sold as 3 pack due to minimum order requirements from Onsrud**** 40-117x3  -  5/16" 2 Edge Spiral Upcut  -  High Speed Steel (3 Pack)
40-112x5 - 1/4" 2 Edge Spiral Downcut - High Speed Steel (5 Pack)
List Price: $63.75
USRT Price: $54.19
Save $9.56!
40-117x3 - 5/16" 2 Edge Spiral Upcut - High Speed Steel (3 Pack)
List Price: $65.85
USRT Price: $55.97
Save $9.88!
Designed and toleranced for air routers with guide bushings. Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal. Provides a smoother finish when grooving, slotting or blind routing than do single flute tools.  Recommended when fixturing requires upward chip removal.
   
 
US Router Tools is the best source for all types of CNC and Router Tools needs like these Spiral Router Bits for your Spiral Router Bit applications.