3-4 SLOTTED SCREWDRIVER HEX INSERT BIT3-4 SLOTTED SCREWDRIVER HEX INSERT BIT 41178, 1" OAL, 1/4" HEX SHANK, 11/64" WIDE FOR #3 #4 SLOTTED SCREWS, .032" THICK These are a hex insert bit for all your common slotted screws. They are all 1" overall length and have a 1/4" hex shank. They are all made of the best industrial grade steel and are hardened to the optimal hardness. You buy these bits according to the screw size you are using, a 10-12 bit would be used on a #10 and #12 screw, a 6-8 would be used on a #6 and #8 screw and so on! We stock several different types of these inserts bits.
100% Satisfaction Guarantee: At Mansion Tools, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Mansion Tools in its original condition with your email order confirmation or packing slip. Restocking fees may apply. On items over $275 shipping within the US, we will even arrange free pick up or pay for returns shipping.