Equip the tool. Finish the job.

Taper Rods & Rock Bits

Replaceable-tip taper rods with cross carbide insert or button carbide insert bits.

1-800-241-9669

Visual identification & comparison

Taper Rods & Rock Bits Buyer’s Guide

All buyer’s guides →

Keep this chart open when you call. Compare the illustrated shape, connection and dimensions—not color alone.

Replaceable-tip taper rod
Replaceable-tip taper rod
Cross carbide insert bit
Cross carbide insert bit
Button carbide insert bit
Button carbide insert bit

Taper rods & bits

Taper Rods & Rock Bits — 35 options. Images identify the style; dimensions and part numbers distinguish the options.
Style / illustrationPart numberDimensions & connectionQuote
Button carbide insert bitButton carbide insert bitTB-125
Connection / fit
Button carbide insert bit
Bit diameter (inches)
1-1/4"
Details & quantity →
Button carbide insert bitButton carbide insert bitTB-138
Connection / fit
Button carbide insert bit
Bit diameter (inches)
1-3/8"
Details & quantity →
Button carbide insert bitButton carbide insert bitTB-150
Connection / fit
Button carbide insert bit
Bit diameter (inches)
1-1/2"
Details & quantity →
Button carbide insert bitButton carbide insert bitTB-158
Connection / fit
Button carbide insert bit
Bit diameter (inches)
1-5/8"
Details & quantity →
Button carbide insert bitButton carbide insert bitTB-175
Connection / fit
Button carbide insert bit
Bit diameter (inches)
1-3/4"
Details & quantity →
Button carbide insert bitButton carbide insert bitTB-178
Connection / fit
Button carbide insert bit
Bit diameter (inches)
1-7/8"
Details & quantity →
Button carbide insert bitButton carbide insert bitTB-200
Connection / fit
Button carbide insert bit
Bit diameter (inches)
2"
Details & quantity →
Cross carbide insert bitCross carbide insert bitTC-125
Connection / fit
Cross carbide insert bit
Bit diameter (inches)
1-1/4"
Details & quantity →
Cross carbide insert bitCross carbide insert bitTC-138
Connection / fit
Cross carbide insert bit
Bit diameter (inches)
1-3/8"
Details & quantity →
Cross carbide insert bitCross carbide insert bitTC-150
Connection / fit
Cross carbide insert bit
Bit diameter (inches)
1-1/2"
Details & quantity →
Cross carbide insert bitCross carbide insert bitTC-158
Connection / fit
Cross carbide insert bit
Bit diameter (inches)
1-5/8"
Details & quantity →
Cross carbide insert bitCross carbide insert bitTC-175
Connection / fit
Cross carbide insert bit
Bit diameter (inches)
1-3/4"
Details & quantity →
Cross carbide insert bitCross carbide insert bitTC-178
Connection / fit
Cross carbide insert bit
Bit diameter (inches)
1-7/8"
Details & quantity →
Cross carbide insert bitCross carbide insert bitTC-200
Connection / fit
Cross carbide insert bit
Bit diameter (inches)
2"
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsAT-1
Connection / fit
AT series · 7/8" × 3-1/4" shank
Rod length · feet (inches)
1' (12")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsAT-1.5
Connection / fit
AT series · 7/8" × 3-1/4" shank
Rod length · feet (inches)
1'6" (18")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsAT-2
Connection / fit
AT series · 7/8" × 3-1/4" shank
Rod length · feet (inches)
2' (24")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsAT-3
Connection / fit
AT series · 7/8" × 3-1/4" shank
Rod length · feet (inches)
3' (36")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsAT-4
Connection / fit
AT series · 7/8" × 3-1/4" shank
Rod length · feet (inches)
4' (48")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsAT-5
Connection / fit
AT series · 7/8" × 3-1/4" shank
Rod length · feet (inches)
5' (60")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsAT-6
Connection / fit
AT series · 7/8" × 3-1/4" shank
Rod length · feet (inches)
6' (72")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsBT-1
Connection / fit
BT series · 7/8" × 4-1/4" shank
Rod length · feet (inches)
1' (12")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsBT-1.5
Connection / fit
BT series · 7/8" × 4-1/4" shank
Rod length · feet (inches)
1'6" (18")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsBT-2
Connection / fit
BT series · 7/8" × 4-1/4" shank
Rod length · feet (inches)
2' (24")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsBT-3
Connection / fit
BT series · 7/8" × 4-1/4" shank
Rod length · feet (inches)
3' (36")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsBT-4
Connection / fit
BT series · 7/8" × 4-1/4" shank
Rod length · feet (inches)
4' (48")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsBT-5
Connection / fit
BT series · 7/8" × 4-1/4" shank
Rod length · feet (inches)
5' (60")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsBT-6
Connection / fit
BT series · 7/8" × 4-1/4" shank
Rod length · feet (inches)
6' (72")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsCT-1
Connection / fit
CT series · 1" × 4-1/4" shank
Rod length · feet (inches)
1' (12")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsCT-1.5
Connection / fit
CT series · 1" × 4-1/4" shank
Rod length · feet (inches)
1'6" (18")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsCT-2
Connection / fit
CT series · 1" × 4-1/4" shank
Rod length · feet (inches)
2' (24")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsCT-3
Connection / fit
CT series · 1" × 4-1/4" shank
Rod length · feet (inches)
3' (36")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsCT-4
Connection / fit
CT series · 1" × 4-1/4" shank
Rod length · feet (inches)
4' (48")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsCT-5
Connection / fit
CT series · 1" × 4-1/4" shank
Rod length · feet (inches)
5' (60")
Details & quantity →
Replaceable Tip Taper RodsReplaceable Tip Taper RodsCT-6
Connection / fit
CT series · 1" × 4-1/4" shank
Rod length · feet (inches)
6' (72")
Details & quantity →

Not certain of the match? Call 1-800-241-9669 before ordering or using the accessory. Have your tool model and the chart’s part number ready.

Accessory options

35 options · Showing 1–16

Please confirm availability, dimensions and suitability for your tool when requesting a quote.

Contact & Quotes

Tell us which tools or parts you need.

1-800-241-9669 Request a Quote matwinc@gmail.com

Contact & Quotes

Let’s find the right tool.

Send an inquiry to Mining Auger & Tool Works.

Business & shipping details (optional)

Useful when requesting a shipping estimate. Leave postal code blank if your address does not use one.

700 message characters maximum. Selected items and business/shipping details are included separately.

Up to 10 photos, 2 MB each. JPG, PNG, GIF, WebP, BMP, TIFF, HEIC or HEIF. Choosing again replaces your selection.

Your details are used to respond to this inquiry.

Prefer to talk? 1-800-241-9669