|
Standard Drill Bit Sizes — Size Converter
Standard drill bit sizes converter for fractional, number, letter, and metric drills. Enter any size to get exact decimal and nearest matches.
|
85 % |
|
Tap Drill, Drill Bit & Thread Size Charts | SizePlate
Tap drills, drill bits, threads, bolts and resistor codes, following the published standards. Type a size and get the answer.
|
85 % |
|
Drill Size Chart & Tap Drill Calculator | Drill Size Chart Tools
Search drill size charts, tap drill charts, tap drill calculator, clearance holes, thread sizes, screw pilot holes, and printable shop sheets.
|
83 % |
|
Spec Reference — Industrial size and gauge charts, computed from the standards
Tap drill, drill bit, thread, sheet metal gauge, AWG wire and pipe size charts. Every value calculated from published formulas and verified against known ref...
|
82 % |
|
SizeAxis — Drill, Thread & Metric–Imperial Size Charts
Compare millimetres, inches, drills and threads on one physical axis. Explore sourced tapping-drill tables and fractional-inch reference charts.
|
82 % |
|
Drill Bit Size Chart — Find the bit that fits
Find number, letter, fractional, and metric drill sizes; calculate cutting-tap drill targets; size wood-screw pilot holes; convert units; compare bits you ow...
|
81 % |
|
ThreadRef - Thread & Fastener Reference
Thread and fastener reference for 228+ sizes: metric, Unified and pipe threads with tap drills, clearance holes, torque estimates and wrench sizes.
|
81 % |
|
Drill Bit Size Chart - Fractional, Decimal & Metric Sizes
Complete drill bit size chart with fractional, decimal inch, metric (mm), and wire gauge equivalents. Find the right drill bit for pilot holes, tap drilling,...
|
80 % |
|
FastenerChart — Tap Drill, Clearance Hole & Torque Specs for Every Thread Size
Instant fastener specs: tap drill size, clearance hole, torque spec, stress area, socket and hex key size for every metric and imperial thread. Free, no signup.
|
79 % |
|
Tap Drill Chart & Thread Percentage Calculator (UNC, UNF, Metric)
Tap drill chart and thread percentage calculator for UNC, UNF and metric taps. Example: a 1/4-20 tap uses a #7 drill (0.201 in) for about 75% thread.
|
79 % |
|
Tap & Clearance Drill Sizes — Machinist Reference
Spec-card reference for tap and clearance drill sizes. Imperial and metric screws, with one-click links to McMaster, Zoro, Home Depot and Acme.
|
79 % |
|
Instantly calculate the correct drill size for any thread. - Find the size
Fast • Accurate • Printable Shop Reference
|
78 % |
|
Thread Specs & Tap Drill Charts: Metric, UNC, UNF, NPT, BSP
Dimensions and tap drills for 214 threads. M6: 5 mm drill; M8: 6.8 mm; M10: 8.5 mm; 1/4-20 UNC: #7; 1/2-13: 27/64. ISO metric, UNC, UNF, UNEF, NPT and BSP.
|
78 % |
|
Industrial Engineering Calculators | SpecVise
Work out bolt torque, tap drill size, thread dimensions and steel weight, then check the numbers against printable charts built from ISO and SAE data.
|
78 % |
|
MachineRef · Shop reference tables that are actually right
Verified reference tables for machinists and fabricators: drill sizes, tap drills, thread specs, sheet metal gauge. Sourced, cited, and checked against the s...
|
77 % |
|
MachinistCharts: Torque, Tap Drill, Drill Size and Bearing Charts
Bolt torque, tap drill and drill size charts, ball bearing dimensions and steel grade equivalents, from ISO, SAE, ASME and EN standards, with free calculators.
|
77 % |
|
BT Engineering — Machinist's Reference & Calculators
Free machining calculators and reference: thread dimensions, speeds and feeds, tap drills, material library, insert decoder. No login, works offline, mobile...
|
76 % |
|
Hardware Chart — Shop Reference Charts for Sockets, Drills, Taps, Bolts & Wire
Clean, printable reference charts for the workshop: metric/SAE socket conversion, drill bit sizes, tap & drill sizes, bolt & screw sizes, wire gauge (AWG), a...
|
76 % |
|
Workshop Ref — Technical Precision for Makers
Look up any size — drill bits, fasteners, abrasives, wire gauges. Cross-checked reference charts for the home workshop.
|
76 % |
|
Wrench Sizes in Order Standard — SAE and metric list
Wrench sizes in order standard with SAE and metric sizes from smallest to largest, plus decimal, mm, sorter, substitutes, and bolt charts.
|
75 % |
Detected social media networks