As an Amazon Associate, we earn from qualifying purchases. Home » Zephyr Tool » TW7B4D ZEPHYR TW7B4D #7 Tri-Wing Bullnose Insert Bit, 1/4'' Hex Shank Zephyr Tool . TW7B4D Gallery Attributes Brand name, Manufacturer name, ManufacturerZephyr Tool Extra Product NameZEPHYR TW7B4D #7 Tri-Wing Bullnose Insert Bit, 1/4'' Hex Shank keywordsZephyr, Tri-Wing, Screwdriver, Bit, 1/4'', Hex, Insert Shank, Recess Size, #7, OAL -1-1/4'' moq, multiple, tierMinQty11 MPN, SKUTW7B4D qtyInStock0 snippetZephyr Tri-Wing ® screwdriver bit, 1/4'' hex insert shank, recess size #7, overall length -1-1/4'' bullnose. Equivalent to Apex TWD-7. tierPrice19.90 Distributor offers SellerSKUMOQIn stockMultiplePrices omegatec.comTW7B4D111 @ $9.90