Security Screwdriver Bit Set 33pc 2" backsupport DCD996 has a heavy-duty 1/2"

DCD996 has a heavy-duty 1/2" ratcheting nitro-carburized metal chuck with carbide inserts for superior bit gripping strength

Exhalation valve increases wearer comfort when working in hot environments

Molded TPU heel guard and rubber toe guard offer added durability

(5) cutting wheels

Security Screwdriver Bit Set 33pc 2" backsupport DCD996 has a heavy-duty 1/2"Spanner Bits: #4, #6, #8, #10 Triwing Bits: #1, #2, #3, #4 Torq bits: #6, #8, #10 Tamper Resistant Torx (Star) Bits: TR8, TR10, TR15, TR20, TR25, TR27, TR30, TR35, TR40 Metric Tamper Resistant Hex Bits: 2, 2. 5, 3, 4, 5, 6 SAE Tamper Resistant Hex Bits: 5 64, 3 32, 7 64, 1 8, 9 64, 5 32 Fits most popular sizes of tamper proof fasteners.