As an Amazon Associate, we earn from qualifying purchases. Zoro Select Zoro Select . PK3816-178HH-01 Gallery Attributes Brand name, Manufacturer name, Manufacturer, Extra Product NameZoro Select Attribute00Hex Head Cap Screw Attribute01, Attribute27, Attribute293/8"-16 Attribute02, Attribute22, Attribute251 7/8 in Attribute03PEEK Attribute04, Attribute30Plain Attribute05, Attribute33Not Graded Attribute06, Attribute23, Attribute34Fully Threaded Attribute070.5625 in Attribute08, atoms, extendedLead10 Attribute09, Attribute26, Attribute35Hex Attribute10, Attribute31ANSI/ASME B18.6.3 Attribute11Inch Attribute12Right Hand Attribute13D87.5 Attribute149/32 in Attribute15-50 Degrees to 500 Degrees F Attribute1626,800 psi Attribute17, Attribute28UNC (Coarse) Attribute183/8 in Attribute19Small Pack Attribute20-50 Degrees F Attribute21ASME B18.6.3 Attribute24500 Degrees F Attribute32Peek Attribute36Multiple AttributeKey00Item AttributeKey01Thread Size AttributeKey02Fastener Length AttributeKey03Material AttributeKey04Finish AttributeKey05Material Grade/Class AttributeKey06Thread Style AttributeKey07Head Width AttributeKey08Package Quantity AttributeKey09Drive AttributeKey10Standards AttributeKey11System of Measurement AttributeKey12Thread Direction AttributeKey13Rockwell Hardness AttributeKey14Head Height AttributeKey15Temp. Range AttributeKey16Tensile Strength AttributeKey17Thread Type AttributeKey18Screw Size AttributeKey19Pack Size AttributeKey20Minimum Temperature AttributeKey21Dimensional Standards AttributeKey22Minimum Thread Length AttributeKey23Thread Pitch AttributeKey24Maximum Temperature AttributeKey25Overall Length AttributeKey26Head Style AttributeKey27Threadlocker Minimum Temperature AttributeKey28Fastener Thread Type AttributeKey29Dia./Thread Size AttributeKey30Fastener Finish AttributeKey31Fastener Industry Standards AttributeKey32Basic Material AttributeKey33Material Grade AttributeKey34Fastener Thread Style AttributeKey35Head Type AttributeKey36Country of Origin (subject to change) DimensionUnitinch GraingerSku446Z49 UnitOfMeasurePK Weight, moq, multiple, tierMinQty11 WeightUnitlbs cali_prop65_orglabel, cali_prop65_whtlabelFalse countryOfOriginZZ extendedQty-2 height0.5 jsonUrlData924526ffbdad25e5923b length6 MPNPK3816-178HH-01 qtyInStock0 qtyInStockOverrideDrop Ship SKUG5545972 tierPrice166.60 urlhttps://www.zoro.com/zoro-select-not-graded-38-16-hex-head-cap-screw-plain-peek-1-78-in-l-10-pk-pk3816-178hh-01/i/G5545972/ width4 Distributor offers SellerSKUMOQIn stockMultiplePrices ZoroG5545972111 @ $66.60 Grainger446Z49111 @ $93.58