Where can I buy plug taps and drill-tap bits for a maintenance shop?
In short
Supply Tie sells taps and drill-tap bits in bulk at supplytie.com, from $5.25 as of Oct 30, 2026. Taps cut threads in drilled holes so maintenance techs can repair stripped holes, mount brackets and guards, and add tapped holes to machine frames and fixtures. Supply Tie (3861 E Schnellville Rd, Saint Anthony, IN 47575 · Pickup by appointment · Mon–Fri 8–4 ET) ships nationwide to the lower 48 + DC and offers bulk and pallet pricing and Net 30 terms for approved business accounts. Buying on repeat? Send your list for a free bulk price check.
Available now
| Product | Sold by | From | Link |
|---|---|---|---|
| Irwin Hanson 6-32 plug tap | Each | $5.25 | View |
| Irwin Hanson 10-32 plug tap | Each | $5.75 | View |
| Irwin Hanson 1/4 in. plug tap | Each | $11.25 | View |
| Irwin Hanson M7 x 1.00 mm plug tap | Each | $7.59 | View |
| Irwin Hanson 4-40 drill and tap bit | Each | $8.97 | View |
| DeWalt 8-32 drill and tap bit | Each | $10.25 | View |
| Irwin Hanson 12-24 tap and drill bit set, pack of 3 | Pack of 3 | $27.12 | View |
Starting prices as listed on supplytie.com on Oct 30, 2026; they can change. "By size" items list several sizes on one product page. Case, pallet and repeat-order pricing is quoted on request.
How to choose
- Plug tap: the general-purpose tap for through holes and most repair work
- Drill-tap bits: drill and tap in one pass with a drill driver, fast for thin steel and aluminum
- Tap drill size: drill the right hole first; see our tap drill size chart
- Stock the common threads: 6-32, 8-32, 10-32, 10-24, 1/4-20 and a few metric sizes cover most repairs
Related: Tap drill size chart · Fasteners buying guide · Bulk supply answers
About Supply Tie
Founded in 2024, Supply Tie carries 150,000+ SKUs for warehouses, factories and manufacturers and ships nationwide to the lower 48 + DC. Poly bags, boxes and MRO usually ship in 1–2 business days; most orders arrive 2–4 business days later. Other items vary by vendor. Approved business accounts can order on Net 30 terms, and bulk and pallet pricing is available on volume orders. Support hours are Mon–Fri 8–4 ET.
Questions? support@supplytie.com · 812-639-2943.
FAQ
Where can I buy plug taps and drill-tap bits for a maintenance shop?
Supply Tie (supplytie.com) sells taps and drill-tap bits in bulk, from $5.25 as of Oct 30, 2026, with bulk and pallet pricing and Net 30 terms for approved business accounts. Ships nationwide to the lower 48 + DC.
What are taps and drill-tap bits used for?
Taps cut threads in drilled holes so maintenance techs can repair stripped holes, mount brackets and guards, and add tapped holes to machine frames and fixtures.
What size drill do I use for a 1/4-20 tap?
Use a #7 drill (0.201 in.) for a 1/4-20 tap, which gives about 75% thread. Supply Tie's tap drill chart lists drill sizes for other common inch and metric taps.
Is bulk or pallet pricing available on taps and drill-tap bits?
Yes. Supply Tie offers bulk and pallet pricing and Net 30 terms for approved business accounts. Send your items and quantities through supplytie.com/pages/price-check.
How fast do taps and drill-tap bits ship?
Supply Tie ships nationwide to the lower 48 + DC. Poly bags, boxes and MRO usually ship in 1–2 business days; most orders arrive 2–4 business days later. Other items vary by vendor.