Chucking Reamers
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Carbide - Straight Flute
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Cobalt - Right Hand Spiral
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Cobalt - Straight Flute
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HSS - Intermediate Sizes
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HSS - Left Hand Spiral
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HSS - Right Hand Spiral
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HSS - Straight Flute
Our Chucking Reamer selection is one of the deepest in the industry, with straight flute and spiral flute options available in HSS, Cobalt, and Carbide, and in right-hand or left-hand spiral configurations. HSS Intermediate Sizes fill in the gaps between standard fractional sizes for closer tolerance matching.
Spiral flute chucking reamers help clear chips more efficiently in blind holes and through-holes alike, while straight flute versions are often preferred for interrupted cuts like keyways. Cobalt chucking reamers offer better heat resistance for stainless and tool steel work compared to standard HSS. With over 5,000 chucking reamers in stock, USA manufactured and ready to ship same day, we're built to match your exact tolerance and material needs.
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Size (D1) Decimal Equivalent (D1) Flute Diameter (D1) Shank Diameter (D2) Pilot Length (L2) Pilot Diameter (D3) Flute Length (L2) Overall Length (L1) Total Reach (L3) Axial Chamfer Morse Taper Small Diameter Large Diameter Body Length (L3) Size of Square Hex Shank Diameter Number of Flutes Coating In Stock Sku Price Quantity Uncoated Call $27.24 -
Uncoated Call $25.29 -
1.0mm 0.0394 0.0394 1/2 2-1/2 4 Uncoated Call $12.90 -
1.0mm 0.0394 0.0394 1/2 2-1/2 4 Uncoated 19 $27.55 -
1.0mm 0.0394 0.0394 1/2 2-1/2 4 Uncoated 14 $25.03 -
#80 0.0135 0.0135 3/8 3/4 2 Uncoated 11 $28.91 -
#80 0.0135 0.0135 3/8 3/4 2 Uncoated 21 $25.94 -
0.01 0.0135 3/8 3/4 2 Uncoated Call $16.67 -
#60 0.0400 0.0350 1/4 1-1/2 0.0000 0.0070 4 Uncoated 3 $32.91 -
#60 0.0400 0.039 1/2 2-1/2 4 Uncoated Call $12.90 -
#60 0.0390 0.039 1/2 2-1/2 4 Uncoated 21 $27.55 -
#60 0.0400 0.039 1/2 2-1/2 4 Uncoated 14 $25.03 -
#79 0.0145 0.0145 3/8 3/4 2 Uncoated 8 $28.91 -
#79 0.0145 0.0145 3/8 3/4 2 Uncoated 5 $25.94 -
0.0105 0.0135 3/8 3/4 2 Uncoated Call $16.67 -
#59 0.0410 0.0360 3/8 1-1/2 0.0000 0.0070 4 Uncoated 19 $32.91 -
#59 0.0410 0.039 1/2 2-1/2 4 Uncoated Call $12.90 -
#59 0.0390 0.039 1/2 2-1/2 4 Uncoated 23 $27.55 -
#59 0.0410 0.039 1/2 2-1/2 4 Uncoated 12 $25.03 -
1/64 0.0156 0.0156 3/8 3/4 2 Uncoated 22 $28.91 -
1/64 0.0156 0.0156 3/8 3/4 2 Uncoated 16 $26.02 -
0.011 0.0135 3/8 3/4 2 Uncoated Call $16.67 -
#58 0.0420 0.0370 3/8 1-1/2 0.0000 0.0100 4 Uncoated 18 $32.91 -
#58 0.0420 0.039 1/2 2-1/2 4 Uncoated Call $12.90 -
#58 0.0390 0.039 1/2 2-1/2 4 Uncoated 16 $27.79 -
#58 0.0420 0.039 1/2 2-1/2 4 Uncoated 13 $19.15 -
#78 0.0160 0.016 3/8 7/8 2 Uncoated 15 $28.91 -
#78 0.0160 0.016 3/8 7/8 2 Uncoated 5 $26.02 -
0.0115 0.0135 3/8 3/4 2 Uncoated Call $16.67 -
#57 0.0430 0.0380 3/8 1-1/2 0.0000 0.0100 4 Uncoated 32 $32.91 -
#57 0.0430 0.039 1/2 2-1/2 4 Uncoated Call $12.90 -
#57 0.0390 0.039 1/2 2-1/2 4 Uncoated 23 $27.79 -
#57 0.0430 0.039 1/2 2-1/2 4 Uncoated 12 $25.03 -
#77 0.0180 0.018 3/8 7/8 2 Uncoated 9 $28.91 -
#77 0.0180 0.018 3/8 7/8 2 Uncoated 13 $25.94 -
0.012 0.0135 3/8 3/4 2 Uncoated Call $16.67 -
0.0440 0.0390 3/8 1-1/2 0.0000 0.0100 4 Uncoated 20 $34.72 -
#56 0.0465 0.0455 1/2 2-1/2 4 Uncoated Call $12.90 -
#56 0.0455 0.0455 1/2 2-1/2 4 Uncoated 2 $21.06 -
#56 0.0465 0.0455 1/2 2-1/2 4 Uncoated 7 $25.03 -
#76 0.0200 0.02 3/8 7/8 2 Uncoated 12 $28.91 -
#76 0.0200 0.02 3/8 7/8 2 Uncoated 19 $26.02 -
0.0125 0.0135 3/8 3/4 2 Uncoated Call $16.67 -
0.0450 0.0400 3/8 1-1/2 0.0000 0.0100 4 Uncoated 16 $34.72 -
3/64 0.0469 0.0455 1/2 2-1/2 4 Uncoated Call $12.90 -
3/64 0.0455 0.0455 1/2 2-1/2 4 Uncoated 13 $21.06 -
3/64 0.0469 0.0455 1/2 2-1/2 4 Uncoated 10 $25.03 -
#75 0.0210 0.021 1/2 1 3 Uncoated 15 $28.91 -
#75 0.0210 0.021 1/2 1 3 Uncoated 12 $25.94 -
0.013 0.0135 3/8 3/4 2 Uncoated Call $16.67 -
0.0460 0.0410 3/8 1-1/2 0.0000 0.0100 4 Uncoated 10 $34.72 -
#55 0.0520 0.051 1/2 2-1/2 4 Uncoated Call $12.90 -
#55 0.0510 0.051 1/2 2-1/2 4 Uncoated 4 $21.14 -
#55 0.0520 0.051 1/2 2-1/2 4 Uncoated 12 $25.03 -
#74 0.0225 0.0225 1/2 1 3 Uncoated 12 $28.91 -
#74 0.0225 0.0225 1/2 1 3 Uncoated 14 $26.02 -
0.014 0.0135 3/8 3/4 2 Uncoated 17 $32.41 -
#56 0.0465 0.0420 3/8 1-1/2 0.0000 0.0100 4 Uncoated 100 $32.91 -
#54 0.0550 0.051 1/2 2-1/2 4 Uncoated Call $12.90 -
#54 0.0510 0.051 1/2 2-1/2 4 Uncoated 16 $27.55 -
#54 0.0550 0.051 1/2 2-1/2 4 Uncoated 17 $25.03 -
#73 0.0240 0.024 1/2 1-1/8 3 Uncoated 7 $28.91 -
#73 0.0240 0.024 1/2 1-1/8 3 Uncoated 10 $26.02 -
0.015 0.0156 3/8 3/4 2 Uncoated 12 $32.33 -
3/64 0.0469 0.0420 3/8 1-1/2 0.0000 0.0100 4 Uncoated 13 $31.38 -
1.5mm 0.0591 0.051 1/2 2-1/2 4 Uncoated Call $12.90 -
1.5mm 0.0510 0.051 1/2 2-1/2 4 Uncoated 10 $27.55 -
1.5mm 0.0591 0.051 1/2 2-1/2 4 Uncoated 9 $25.03 -
#72 0.0250 0.025 1/2 1-1/8 3 Uncoated 16 $28.91 -
#72 0.0250 0.025 1/2 1-1/8 3 Uncoated 19 $26.02 -
0.0155 0.0156 3/8 3/4 2 Uncoated 10 $32.33 -
0.0470 0.0420 3/8 1-1/2 0.0000 0.0100 4 Uncoated 18 $34.72 -
#53 0.0595 0.0585 1/2 2-1/2 4 Uncoated Call $12.90 -
#53 0.0585 0.0585 1/2 2-1/2 4 Uncoated 14 $27.55 -
#53 0.0595 0.0585 1/2 2-1/2 4 Uncoated 15 $25.03 -
#71 0.0260 0.026 1/2 1-1/4 3 Uncoated 12 $28.91 -
#71 0.0260 0.026 1/2 1-1/4 3 Uncoated 21 $26.02 -
0.0165 0.018 3/8 7/8 2 Uncoated 20 $32.33 -
0.0480 0.0430 3/8 1-1/2 0.0000 0.0100 4 Uncoated 100 $34.72 -
1/16 0.0625 0.0585 1/2 2-1/2 4 Uncoated Call $12.90 -
1/16 0.0585 0.0585 1/2 2-1/2 4 Uncoated 23 $27.79 -
1/16 0.0625 0.0585 1/2 2-1/2 4 Uncoated 8 $25.03 -
#70 0.0280 0.028 1/2 1-1/4 3 Uncoated 16 $28.91 -
#70 0.0280 0.028 1/2 1-1/4 3 Uncoated 11 $25.94 -
0.017 0.018 3/8 7/8 2 Uncoated 10 $32.33 -
0.0490 0.0440 3/8 1-1/2 0.0000 0.0100 4 Uncoated 21 $34.72 -
#52 0.0635 0.0585 1/2 2-1/2 4 Uncoated Call $12.90 -
#52 0.0585 0.0585 1/2 2-1/2 4 Uncoated 38 $27.79 -
#52 0.0635 0.0585 1/2 2-1/2 4 Uncoated 7 $25.03 -
#69 0.0292 0.0292 1/2 1-3/8 3 Uncoated 19 $28.91 -
#69 0.0292 0.0292 1/2 1-3/8 3 Uncoated 19 $25.94 -
0.0175 0.018 3/8 7/8 2 Uncoated 13 $32.33 -
0.0500 0.0450 3/8 1-1/2 0.0000 0.0100 4 Uncoated Call $34.72 -
#51 0.0670 0.066 3/4 3 4 Uncoated Call $10.37 -
#51 0.0660 0.066 3/4 3 4 Uncoated 19 $22.31 -
#51 0.0670 0.066 3/4 3 4 Uncoated 13 $20.17 -
#68 0.0310 0.031 1/2 1-3/8 3 Uncoated 13 $28.91 -
#68 0.0310 0.031 1/2 1-3/8 3 Uncoated 42 $26.02 -
0.0185 0.02 3/8 7/8 2 Uncoated 18 $32.41 -
0.0510 0.0510 3/8 1-1/2 3/4 0.0100 4 Uncoated 17 $34.72