Wiha 38050, Insulated Pop-Up Insert Bit Holder 14Pc.Wiha 38050, Insulated Pop Up Insert Bit Holder 14Pc. The Wiha 38050, Insulated Pop Up Insert Bit Holder 14Pc. is available to order online. Contact us if you find the Wiha 38050, Insulated Pop Up Insert Bit Holder 14Pc. at a better price. Insulated Pop Up 1 4" Insert Bit Set, 14 Piece. Includes: Slotted 4. 5, 5. 5, 6. 0mm, Phillips: #0, #1, #2, #3, Square: #1, #2, #3 & Pozidriv : #1, #2, #3. Insulated cushion grip multi component handle. Magnetic bit