Tap Associates Inc. Tap Extensions

For machine or hand tapping applications

Features:

• No set screws, collars, or collets required!
• Minimal shank diameters for close quarter tapping
• Patented, for use with all standard shank machine and hand taps

Specifications:

Item Number 74-761-8 74-762-6 74-763-4 74-764-2 74-765-9 Model 1014 1024 1034 1044 1054 Tap Size #0 – 6 #8 #10 #12 1/4″ Overall Length 4″ 4″ 4″ 4″ 4″ Maximum Extension Diameter (A) 0.250″ 0.250″ 0.250″ 0.312″ 0.375″ Maximum Tap Shank Accepted (B) 0.141″ 0.168″ 0.194″ 0.220″ 0.255″ Maximum Tap Square Accepted (C) 0.110″ 0.131″ 0.152″ 0.165″ 0.191″ Length of Small Shank of Extension (D) – – – 1.500″ 1.500″ Diameter of Small Shank of Extension (E) – – – 0.220″ 0.255″ Square Shank of Extension (F) 0.191″ 0.191″ 0.191″ 0.165″ 0.191″ Item Number 74-766-7 74-767-5 74-768-3 74-769-1 Model 1064 1074 1084 1094 Tap Size 5/16″ 3/8″ 7/16″ 1/2″ Overall Length 4″ 4″ 4″ 4″ Maximum Extension Diameter (A) 0.437″ 0.500″ 0.500″ 0.500″ Maximum Tap Shank Accepted (B) 0.318″ 0.381″ 0.323″ 0.367″ Maximum Tap Square Accepted (C) 0.238″ 0.286″ 0.242″ 0.275″ Length of Small Shank of Extension (D) 1.500″ 1.500″ 1.500″ 1.500″ Diameter of Small Shank of Extension (E) 0.318″ 0.381″ 0.323″ 0.367″ Square Shank of Extension (F) 0.238″ 0.286″ 0.242″ 0.275″ Item Number 74-781-6 74-782-4 74-783-2 74-784-0 74-785-7 Model 1016 1026 1036 1046 1056 Tap Size #0 – 6 #8 #10 #12 1/4″ Overall Length 6″ 6″ 6″ 6″ 6″ Maximum Extension Diameter (A) 0.250″ 0.250″ 0.250″ 0.312″ 0.375″ Maximum Tap Shank Accepted (B) 0.141″ 0.168″ 0.194″ 0.220″ 0.255″ Maximum Tap Square Accepted (C) 0.110″ 0.131″ 0.152″ 0.165″ 0.191″ Length of Small Shank of Extension (D) – – – 1.500″ 1.500″ Diameter of Small Shank of Extension (E) – – – 0.220″ 0.255″ Square Shank of Extension (F) 0.191″ 0.191″ 0.191″ 0.165″ 0.191″ Item Number 74-786-5 74-787-3 74-788-1 74-789-9 Model 1066 1076 1086 1096 Tap Size 5/16″ 3/8″ 7/16″ 1/2″ Overall Length 6″ 6″ 6″ 6″ Maximum Extension Diameter (A) 0.437″ 0.500″ 0.500″ 0.500″ Maximum Tap Shank Accepted (B) 0.318″ 0.381″ 0.323″ 0.367″ Maximum Tap Square Accepted (C) 0.238″ 0.286″ 0.242″ 0.275″ Length of Small Shank of Extension (D) 1.500″ 1.500″ 1.500″ 1.500″ Diameter of Small Shank of Extension (E) 0.318″ 0.381″ 0.323″ 0.367″ Square Shank of Extension (F) 0.238″ 0.286″ 0.242″ 0.275″